查询词典 blast-off

The instruments used ATmega16L onboard A / D converter channels to achieve the cold wind pressure, the hot blast pressure, the furnace top pressure and cold wind current capacity four way analog acquisition;used PWM waveform produced by ATmega16L internal timing / Counter to achieve the entire differential pressure ,the cold wind flow and the permeability index three-way analog output for recording instruments; realized the cold wind pressure, the hot blast pressure, the furnace top pressure, the cold wind current capacity and the entire differential pressure five group parameter tour demonstration and the fixed-point demonstration by key-elect key's coordination during demonstration blast furnace permeable index; produced acousto-optics alarm when the permeable index across the upper and lower limits;used RS-485 realizing the communication with the superior computer.

仪表利用ATmega16L自带的A/D转换通道实现对冷风压力、热风压力、炉顶压力及冷风流量四路模拟信号的采集；通过ATmega16L内部的定时/计数器产生的PWM波形来实现对全压差、冷风流量及透气性指数三路模拟量输出供记录仪表使用；通过键选键的配合在显示高炉透气性指数的同时实现冷风压力、热风压力、炉顶压力、冷风流量及全压差五路参数的巡回显示与定点显示；当高炉透气性指数越上、下限时，仪表产生声光报警信号；仪表采用RS-485与上位机实现通信。

Cloning and Functional Analysis of mnh6 and mtp1 Genes in Rice Blast Fungus, Magnaporthe grisea Abstract Rice blast is a severe disease to harm rice and the rice blast fungus is a well-known ascomycete Magnaporthe grisea.

稻瘟病菌mnh6和mtp1基因的克隆和功能分析摘要稻瘟病是一种严重危害水稻的毁灭性病害，其病原菌为子囊菌Magnaporthe grisea。

For KISC, the technology shall firstly use high-phosphorus ironstone efficiently which can not completed by the current picking technology or blast furnace process, to greatly reduce ironstone cost that occupies the most proportion of iron and steel production cost, easy cost pressure caused by international and domestic shortage of production materials, induce transportation risk, to assuringly supply KISC with a great deal of cheap raw materials and create great economic profit; Secondly it shall promote KISC to update its products, especially high-added-value products of lowest phosphorus and lowest sulfur, to enhance its ability to adapt market and gain profit; Thirdly it shall improve technical and economic indexes of blast furnace and converter, and be helpful for efficient blast smelting and less-slag melting of converter process; Furthermore the technology shall greatly promote the stable operation of melting process and the control of the production of high-temperature and high-quality casting blank, to realize efficient continuous casting and continuous casting and rolling to improve KISCs production intensification; Finally the technology shall distribute melting functions and optimize production processes, to improve the auto-control of melting and continuous casting, to realize the integrated management of technology, equipment, production organization and management, logistic management, and production running of smelting, continuous casting and rolling.

对昆钢而言，该技术的应用，首先可以经济有效地实现现有采选技术及高炉冶炼所不能完成的高磷铁矿石的利用，大幅度降低在钢铁生产中占绝大比例的原料成本，缓解国际国内生产原料紧张而造成的成本压力，为昆钢创造巨大的经济效益；其次可以促进昆钢产品的升级换代特别是高附加值超低磷、超低硫钢种的开发，增强昆钢的市场适应能力和效益创造能力；再次可促进高炉及转炉技术经济指标的改善，降低生产成本，且利于转炉生产实现高效吹炼和少渣冶炼；此外，该工艺能显著提高冶炼环节的平稳顺行及高温、高质量铸坯生产的可控程度，可实现高效连铸和连铸连轧生产，提高昆钢生产的集约化程度；最后，该工艺能实现冶炼功能的分工和生产流程的优化，可提高昆钢炼钢与连铸生产的计算机自动控制程度，有效促进炼钢—连铸—轧钢的工艺、设备、生产组织和管理、物流管理、生产操作等环节的一体化管理的实现。

The preventive measures for the harmful defects of alkali metals are as follows: 1, reducing the alkali metals content in the raw materials; 2, increasing the MgO content of the sinter , decreasing the basicity of slag , decreasing the Si content of the pig iron, increasing relative slag volume; 3 , introducing prereduced ore pellets or partly reducted sinter; 4increasing the ability of coke resisting alkali metals; 5, using refractories that have the ability of resisting corrasion of alkali metals; 6 , cleaning the blast furnace periodically. The above recommendations are necessary for decreasing the circulation and accumulation of alkali metals effectively in blast furnace, reducing the harmful influence of alkali metals on blast furnace, increasing the smelting intensity, decreasing the coke rate, improving the gas permeability.

基于碱金属对高炉冶炼的上述危害，本文结合湘钢高炉的实际生产情况，通过理论分析、计算以及其他钢厂防治碱害的经验，提出防治高炉碱害的措施：1、减少入炉原、燃料的碱金属含量；2、提高烧结矿中的MgO含量、降低炉渣碱度、降低生铁含硅量、适当增加渣量；3、采用预还原的金属化球团或部分还原的烧结矿；4、提高焦炭的抗碱能力；5采用抗碱侵蚀的耐火材料；6、周期性性洗炉，以有效地减少碱金属在高炉内的循环富集，降低碱金属对高炉的危害，提高高炉的冶炼强度，降低焦比，改善高炉透气性。

Some techniques such as the development of casting blast technique in surface mines, the inherent relationship between the stripping bench parameters and casting blast effect, the application of pre-splitting blast and inclined drilling, the function of millisecond delay blast between drill holes and lines are introduced and discussed. The traditional calculation method of combining theoretical analysis with experimental formulas, and the nomograph model method by D' Appolonia for optimal determination of casting blast parameters are also introduced in detail.

对露天矿抛掷爆破技术的发展、倒堆剥离台阶开采参数与抛掷爆破效果的内在联系、预裂爆破及倾斜钻孔的应用、排间延时及孔间延时的作用进行了分析与论述，详细介绍了采用理论结合经验公式的常规计算方法与D' Appolonia&图解法&模型确定抛掷爆破参数的过程及优化方法。

The tracked shot-blast machine is with simple operation. Put the work-pieces into tracked rubber roller and close the shot-blast chamber door. Then setup shot-blast time and push the RUN button. Now, the shot-blast cleaning is beginning. The track circumrotates in the forward direction. The work-pieces can be equably and completely cleaned with equal emission of high-speed shots from the impeller of shot-blaster.

履带抛丸机操作简单，将工件放入橡胶履带滚筒中，关闭抛丸室门，设定抛丸时间，操作人员按下&运行&按钮，抛丸清理开始，履带正向旋转，使工件持续收到抛丸器叶轮中高速抛出的弹丸均匀抛射，工件可完全、均匀地得到清理。

Practice of the high blast temperature in 300 m 3BF of Maanshan Iron and Steel Co.Ltd;2. Measures to high blast temperature operation;3. A series of measures for realizing high blast temperature and long campaign have been taken in the design of ex- ternal combustion type hot air stove provided by Nippon Steel for 4350m~3 blast furnace newly built in Taiyuan Iron and Steel Co.

在新建的太钢4350m~3高炉新日铁外燃式热风炉的设计中，围绕高风温长寿命采取了一系列措施：蓄热室、燃烧室、混风室内墙体与拱顶的拱角相接处，采用迷宫式结构，防止独立砌体间窜风；在开孔部位采用组合砖，以提高这些关键部位的气密性和结构稳定性；蓄热室内采用带凹凸槽的小孔径七孔高效格砖，提高加热面积；采用分离型余热回收装置预热助燃空气和煤气等。

Methods The samples from oil-containing wastewater were separated and cultured to screen oil degradation bacteria. The strain was identified through sequencing its 16S DNA and BLAST in GenBank combined with routine biochemical reactions of the bacteria.

含油脂废水中取样，通过分离、培养，筛选出以油脂为唯一碳源和能源并能分解油脂的菌株，对其基因组16S DNA测序，在核酸数据库中进行BLAST比对，并进行行生化反应，进行菌种的鉴定。

This scheme adopts interference cancellation and interference nulling to cancel multipath interference, which is used in D-BLAST system. Thus the expected signals are detected effectively.

该方案借鉴D-BLAST系统的检测方法，采用干扰抵消和干扰置零方法消除多径干扰，从而有效地检测出期望信号。

It has nine sections, the longest one headed "Explosives." It describes a blast analysis conducted by the Police Department's bomb squad, aided by the Secret Service, which looked at the likely impact of bombs of varying sizes, from one that could be carried in a car or a van to a large truck bomb.

它有9个章节，而最长的一为首的&炸药&，它描述了一个BLAST分析进行了由警察部门的拆弹组，由计算机辅助秘密情报部门，这是看其可能带来的影响，炸弹的大小不同，从某种意义上说，可运载车或货车，一大卡车炸弹。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷