查询词典 corrosion resistant

Through studying mechanism of drilling string failure in the action of interaction of cyclicstresses and corrosion, we find fracture source is accord with pitting corrosion inside surface ofdrilling string, crack from pitting corrosion lead to drilling string failure, the process of drillingstring failure is new drilling string → corrosion pit forming and crack initiation → corrosionfatigue crack propagation→piercement or fracture.

通过研究在钻柱交变应力和腐蚀的交互作用下的机理发现，腐蚀疲劳裂纹源与钻杆内壁蚀坑对应，蚀坑萌生裂纹造成钻柱失效，钻柱腐蚀疲劳破坏过程归结为：新钻杆—蚀坑形成及裂纹萌生—裂纹扩展—刺穿和断裂。

By analyzing and researching the corrosion resistant mechanism of adsorption typal acidification corrosion inhibitor, taking single equational experimental method, making use of mannich reaction and using the hydrochloric acid as catalyst and the ethyl alcohol absolute as solvent, the new acidification corrosion inhibitor HZ-1 is synthesed by formaldehyde、hypnone、aromatic amines in the present research of this thesis.

本文通过对吸附型酸液缓蚀剂缓蚀机理的分析和研究，利用单因素实验方法，采用曼尼希反应，以盐酸为催化剂，无水乙醇为溶剂，用甲醛、苯乙酮、芳香多胺合成了新型酸化缓蚀剂HZ-1。

Ceramic bearings can produce oxidation-ho, silicon carbide, silicon nitride and so on, diameter from 3mm-50mm, precision Machinable P0, P6, P5 level; its performance characteristics are: high temperature, oil-free self-lubricating, acid, alkali and salt corrosion , wear resistance, low noise, insulating diamagnetic, since high-speed operation; metal nano-ceramic bearing its production process for a new generation of high content of nano-particles in the heat and pressure infiltration of metal surface is activated to fill the cracks and pits the metal so that 3-5 micron metal surface is more smooth solid surface, greatly reduce the friction, improve Chennai base metals, and greatly increased the life span of bearings, and its characteristics are: long life (as an ordinary stainless steel bearings 2 -- 10-fold), low noise (as an ordinary stainless steel bearings, 70%), wear-resisting, acid, alkali, salt corrosion, high temperature, load large; ceramic bearing and metal nano-ceramic bearing design and development to meet the needs of the market for high-speed, low - noise, high load, the demand for corrosion-resistant; Machinery Production Department to produce aircraft rod end joint bearing, linear guide bearings, the fuel tank of earrings, plastic bearing, non-standard side bearing components, glass door hardware, such as high-precision control products; and provide CNC machining.

陶瓷轴承可生产氧化镐、碳化硅、氮化硅等，内径从3mm-50mm，精度可加工P0、P6、P5级；其性能特点为：耐高温、无油自润滑、耐酸、碱、盐腐蚀、耐磨、低噪音、绝缘抗磁、起高速运转；金属纳米陶瓷轴承其生产工艺为新一代的高含量纳米级微粒在热和压力的作用下被激活渗入金属表面，填补金属缝隙和凹坑，使金属表面3-5微米表面更光滑坚固，大大降低其摩擦力，提高金属的奈酸碱性，并大大提高了轴承的寿命，其特性为：长寿命（为普通不锈钢轴承的2-10倍）、低噪音（为普通不锈钢轴承的70%）、耐磨、耐酸、碱、盐腐蚀、耐高温、负载大；陶瓷轴承与金属纳米陶瓷轴承的设计开发以满足市场对高转速、低噪音、高负载、耐腐蚀的需求；机械生产部以生产机杆端关节轴承、直线导轨轴承、油缸耳环、塑料轴承、非标端轴承零部件、玻璃门控五金等高精度产品；并对外提供数控加工。

Nitrate metal in nitric acid has been most rapid corrosion damage, stainless steel are the most widely-resistant nitrate materials, all under the ambient temperature of nitric acid concentration has a good corrosion resistance, it is worth mentioning that molybdenum stainless steel (such as 316,316 L) of nitrate not only the corrosion resistance of stainless steel is superior to the ordinary (such as 304,321), and sometimes even better.

硝酸 一般金属大多在硝酸中被迅速腐蚀破坏，不锈钢是应用最广的耐硝酸材料，对常温下一切浓度的硝酸都有良好的耐蚀性，值得一提的是含钼的不锈钢（如316、316L）对硝酸的耐蚀性不仅不优于普通不锈钢（如304、321），有时甚至不如。

Nitric acid media most common metal corrosion in nitric acid was rapidly destroyed, stainless steel is the most Gate Valves widely used nitric acid-resistant materials, all concentrations of nitric acid at room temperature have good corrosion resistance, it is worth mentioning that the stainless steel containing molybdenum ( such as 316,316 L) of nitric acid corrosion resistance is not only no better than ordinary stainless steel (eg 304,321), and sometimes even better.

硝酸介质一般金属大多在硝酸中被迅速腐蚀破坏，水力控制阀不锈钢是应用最广的耐硝酸材料，对常温下一切浓度的硝酸都有良好的耐蚀性，值得一提的是含钼的不锈钢（如316、316L）对硝酸的耐蚀性不仅不优于普通不锈钢（如304、321），有时甚至不如。

Nitrate metal in nitric acid has been most rapid corrosion, stainless steel is the most widely-resistant nitrate materials, under normal temperature and the concentration of nitric acid all have good corrosion resistance, it is worth mentioning that molybdenum stainless steel (such as 316,316 L) of nitrate not only the corrosion resistance of stainless steel is superior to the ordinary (such as 304,321), and sometimes even better.

硝酸 一般金属大多在硝酸中被迅速腐蚀破坏，不锈钢是应用最广的耐硝酸材料，对常温下一切浓度的硝酸都有良好的耐蚀性，值得一提的是含钼的不锈钢（如316、316L）对硝酸的耐蚀性不仅不优于普通不锈钢（如304、321），有时甚至不如。

PTFE referred to F4, because of its excellent dielectric properties and corrosion-resistant chemical (high temperature of the molten fluoride elements and the state of alkali metal), non-absorbent, non-stick, not conductive, low coefficient of friction and not Ageing properties, and is widely used in chemical, petroleum, textile pharmaceutical, metallurgy, machinery, electronics, electrical appliances, electricity, food and aviation, military and scientific research in all walks of life, I plant the development of metal bellows, compensation , PTFE bellows F4 tetrafluoroethane compensator, F4 metal composite compensation, anti-corrosion steel liner tetrafluoroethane pipe, steel-lined tetrafluoroethane three links, elbow, Stone, the reaction tower, tower chloride, lining tetrafluoroethane valve Doors, tetrafluoroethane pads and steel-lined polypropylene pipes and accessories, and earnestly solve the user in the production process by the various anti-corrosion problems.

聚四氟乙烯简称F4，由于其优异的介电性能与耐化学腐蚀性(高温下的氟元素和熔融状态下的碱金属外)，不吸水、不粘、不导电、摩擦系数低及不老化等性能，而被广泛应用于化工、石油、轻纺制药、冶金、机械、电子、电器、电力、食品及航空、军用与科研等各行各业中，我厂开发的金属波纹管、补偿器，四氟波纹管F4四氟补偿器、F4金属复合补偿器，钢衬四氟防腐管件，钢衬四氟三通、弯头、四通、反应塔、氯化塔、衬四氟阀门，四氟垫片以及钢衬聚丙稀管道及配件，切实解决了用户在生产过程中所遇到的各种防腐问题。

Electric stainless steel diaphragm,uhb-zk wearable pump sand decay,fzb fluoroplastics self-priming pump,fsb fluorine plastic alloy centrifugal pump,gc boiler feed pump,ihf衬氟centrifugal pump,fb,afb corrosion-resistant chemical pumps,ih chemical centrifugal pump,screw pump coal slurry,ihg chemical pipeline pump,is clean water pump,electric diaphragm pumps vertical,衬氟pneumatic diaphragm pumps,stainless steel pneumatic diaphragm pumps,pneumatic diaphragm pumps of cast iron,aluminum alloy pneumatic diaphragm pumps,pneumatic diaphragm pump engineering,gw pump sewage pipes,lw vertical sewage pump,zwl direct-coupled self-priming sewage pump,isg vertical pipeline pump,isw horizontal pipeline centrifugal pump,cqb magnetic heavy-duty stainless steel pumps,cqb - g stainless steel high temperature magnetic pump,g-type screw pump | single screw pump | pump concentration,jmz,fmz wine self-priming pump self-priming chemical pump,zx water self-priming pump,iswh,iswhd horizontal stainless steel pipeline pump chemical,qj deep well pump,kcb,2cy gear pumps,pbg shielding pipeline pump,cdlf stamping stainless steel multi-stage centrifugal pump,lg,lg-b high-level multi-stage centrifugal water supply,s,sh in the open double suction centrifugal pump,dl,dlr vertical multi-stage centrifugal pump,iswr,iswrd horizontal pump hot water pipes,gdl pipeline multi-stage pumps,electric diaphragm pumps衬氟,tear-style diving sewage pump,sewage pump automatically mix,zw self-priming sewage pump without blockage,wq-type sewage submersible pump-free plug,fpz,pvz corrosion-resistant self-priming pump.

不锈钢山东泰安锅炉隔膜泵，uhb-zk耐磨耐腐沙浆泵，fzb氟塑料自吸泵，fsb氟塑料合金离心泵，gc锅炉给水泵，ihf衬氟离心泵，fb、afb耐锅炉除尘系统化工泵，ih锅炉水处理方法离心泵，水煤浆螺杆泵，ihg锅炉房设计图纸管道泵，is清水离心泵，立式电动隔膜泵，衬氟气动隔膜泵，不锈钢气动锅炉节能降耗泵，铸铁气动隔膜泵，铝合金气动隔膜泵，工程塑料气动隔膜泵，gw管道排污泵，lw立式排污泵，zwl直联式自吸排污泵，isg立式管道泵，isw卧式管道离心泵，cqb重型不锈钢磁力泵，cqb-g高温不锈钢磁力泵，g型螺杆泵|单螺杆泵|浓浆泵，jmz、fmz自吸酒泵自吸化工泵，zx清水自吸泵，iswh、iswhd卧式不锈钢化工管道泵，qj深井泵，kcb、2cy齿轮油泵，pbg屏蔽管道泵，cdlf不锈钢多级冲压离心泵，lg、lg-b高层给水多级离心泵，s、sh中开式双吸离心泵，dl、dlr立式多级离心泵，iswr、iswrd卧式热水管道泵，gdl多级管道泵，衬氟电动隔膜泵，撕裂式潜水排污泵，自动搅匀排污泵，zw自吸无堵塞排污泵，wq型潜水式无堵塞排污泵，fpz、pvz耐腐蚀自吸泵。

Electric stainless steel diaphragm, UHB-ZK wearable pump sand decay, FZB fluoroplastics self-priming pump, FSB fluorine plastic alloy centrifugal pump, GC boiler feed pump, IHF衬氟centrifugal pump, FB, AFB corrosion-resistant chemical pumps, IH chemical centrifugal pump, screw pump coal slurry, IHG chemical pipeline pump, IS clean water pump, electric diaphragm pumps vertical,衬氟pneumatic diaphragm pumps, stainless steel pneumatic diaphragm pumps, pneumatic diaphragm pumps of cast iron, aluminum alloy pneumatic diaphragm pumps, pneumatic diaphragm pump engineering, GW pump sewage pipes, LW Vertical Sewage Pump, ZWL Direct-coupled self-priming sewage pump, ISG Vertical Pipeline Pump, ISW Horizontal Pipeline Centrifugal Pump, CQB magnetic heavy-duty stainless steel pumps, CQB - G stainless steel high temperature magnetic pump, G-type screw pump | Single screw pump | pump concentration, JMZ, FMZ wine self-priming pump self-priming chemical pump, ZX water self-priming pump, ISWH, ISWHD horizontal stainless steel pipeline pump chemical, QJ deep well pump, KCB, 2CY gear pumps, PBG shielding pipeline pump, CDLF stamping stainless steel multi-stage centrifugal pump, LG, LG-B high-level multi-stage centrifugal water supply, S, SH in the open double suction centrifugal pump, DL, DLR Vertical multi-stage centrifugal pump, ISWR, ISWRD horizontal pump hot water pipes, GDL pipeline multi-stage pumps, electric diaphragm pumps衬氟, tear-style diving sewage pump, sewage pump automatically mix, ZW Self-priming sewage pump without blockage, WQ-type sewage submersible pump-free plug, FPZ, PVZ corrosion-resistant self-priming pump.

不锈钢电动隔膜泵， UHB-ZK耐磨耐腐沙浆泵， FZB氟塑料自吸泵， FSB氟塑料合金离心泵， GC锅炉给水泵， IHF衬氟离心泵， FB、AFB耐腐蚀化工泵， IH化工离心泵，水煤浆螺杆泵， IHG化工管道泵， IS清水离心泵，立式电动隔膜泵，衬氟气动隔膜泵，不锈钢气动隔膜泵，铸铁气动隔膜泵，铝合金气动隔膜泵，工程塑料气动隔膜泵， GW管道排污泵， LW立式排污泵， ZWL直联式自吸排污泵， ISG立式管道泵， ISW卧式管道离心泵，CQB重型不锈钢磁力泵， CQB-G高温不锈钢磁力泵，G型螺杆泵|单螺杆泵|浓浆泵，JMZ、FMZ自吸酒泵自吸化工泵，ZX清水自吸泵，ISWH、ISWHD卧式不锈钢化工管道泵，QJ深井泵，KCB、2CY齿轮油泵，PBG屏蔽管道泵，CDLF不锈钢多级冲压离心泵，LG、LG-B高层给水多级离心泵，S、SH中开式双吸离心泵，DL、DLR立式多级离心泵，ISWR、ISWRD卧式热水管道泵，GDL多级管道泵，衬氟电动隔膜泵，撕裂式潜水排污泵，自动搅匀排污泵，ZW自吸无堵塞排污泵，WQ型潜水式无堵塞排污泵，FPZ、PVZ耐腐蚀自吸泵。

Electric stainless steel diaphragm,uhb-zk wearable pump sand decay,fzb fluoroplastics self-priming pump,fsb fluorine plastic alloy centrifugal pump,gc boiler feed pump,ihf衬氟centrifugal pump,fb,afb corrosion-resistant chemical pumps,ih chemical centrifugal pump,screw pump coal slurry,ihg chemical pipeline pump,is clean water pump,electric diaphragm pumps vertical,衬氟pneumatic diaphragm pumps,stainless steel pneumatic diaphragm pumps,pneumatic diaphragm pumps of cast iron,aluminum alloy pneumatic diaphragm pumps,pneumatic diaphragm pump engineering,gw pump sewage pipes,lw vertical sewage pump,zwl direct-coupled self-priming sewage pump,isg vertical pipeline pump,isw horizontal pipeline centrifugal pump,cqb magnetic heavy-duty stainless steel pumps,cqb - g stainless steel high temperature magnetic pump,g-type screw pump | single screw pump | pump concentration,jmz,fmz wine self-priming pump self-priming chemical pump,zx water self-priming pump,iswh,iswhd horizontal stainless steel pipeline pump chemical,qj deep well pump,kcb,2cy gear pumps,pbg shielding pipeline pump,cdlf stamping stainless steel multi-stage centrifugal pump,lg,lg-b high-level multi-stage centrifugal water supply,s,sh in the open double suction centrifugal pump,dl,dlr vertical multi-stage centrifugal pump,iswr,iswrd horizontal pump hot water pipes,gdl pipeline multi-stage pumps,electric diaphragm pumps衬氟,tear-style diving sewage pump,sewage pump automatically mix,zw self-priming sewage pump without blockage,wq-type sewage submersible pump-free plug,fpz,pvz corrosion-resistant self-priming pump.

模块式安装，便于增添设备：热泵热水器产品采用多台常压燃煤锅炉并联的安装模式，当用户用水量锅炉时，可随时增添设备。不锈钢燃气隔膜泵，uhb-zk锅炉boiler耐腐沙浆泵，采暖电锅炉氟塑料自吸泵，fsb氟塑料合金常州市锅炉厂，燃气锅炉给水泵，ihf衬氟离心泵，fb、afb耐腐蚀化工泵，ih化工离心泵，水煤浆螺杆泵，ihg采暖电锅炉管道泵，is清水离心泵，立式电动隔膜泵，衬氟气动隔膜泵，不锈钢气动隔膜泵，铸铁气动隔膜泵，铝合金气动隔膜泵，工程塑料常压燃煤锅炉隔膜泵，gw管道排污泵，lw立式排污泵，哈尔滨锅炉供暖公司直联式自吸排污泵，锅炉蒸汽参数立式管道泵，isw卧式管道离心泵，cqb重型不锈钢磁力泵，cqb-g高温不锈钢磁力泵，g型螺杆泵|单螺杆泵|浓浆泵，jmz、fmz自吸酒泵自吸化工泵，zx清水自吸泵，iswh、iswhd卧式不锈钢化工管道泵，qj深井泵，kcb、2cy齿轮油泵，pbg屏蔽管道泵，cdlf不锈钢多级冲压离心泵，lg、lg-b高层给水多级离心泵，s、sh中开式双吸离心泵，dl、dlr立式多级离心泵，iswr、iswrd卧式热水管道泵，gdl多级管道泵，衬氟电动隔膜泵，撕裂式潜水排污泵，自动搅匀排污泵，zw自吸无堵塞排污泵，wq型潜水式无堵塞排污泵，fpz、pvz耐腐蚀自吸泵。

Given the language of section 102(2), the Supreme Court's rejection of substantive review under NEPA seems unjustifiable in principle

按照第102条的规定，最高法院否决《国家环境政策法》所规定的实质性复审在原则上似乎是不正当的。

ObjectiveTo explore the effect of variable hip abduction orthosis on children spastic cerebral palsy.

目的探讨髋关节矫形器在儿童痉挛型脑性瘫痪康复中的作用。