可取代的

The crystal structure of cristobalite is helpful to optical reflection, and the cristobalite can institute the tiny glass ball to be used as the filler of the reflective paint to reinforce the non-skid property and improve the reflection of paint.

高反射率。方石英的晶体结构有助于光反射，可取代玻璃微珠作反光油漆的填料，既可增强防滑性，又可提高油漆的反光性。

The reaction of polyfluoroalkyl iodides with 4-pentenoic acids in the presence of sodium dithionite at room temperature in aqueous acetonitrile solution [CH〓CN: H〓O=3: 1 ] to gave the corresponding adducts, the latter could form γ-lactones 31～51 in the same medium in 62～92％ yield.

室温下，在乙腈/水[3：1]的介质中，多氟烷基碘化物在连二亚硫酸钠的存在下与4-戊烯酸及其在2或3位上具有取代基团的衍生物进行反应，反应2～5h，起先生成两者的加成物，该加成物无需分离，在同一介质中，可进一步反应得到相应的多氟烷基取代的γ-丁内酯31～51，产率62％～92％。

The very product is used in refractories industry for the production of energy-saving light firebrick of 0.6 g/cm3, and various energy-saving and superly lightweight refractories, which could replace 50% of the floating beads, it is a new alternative to replace floating beads , it not only could improve the quality of products, but also could reduce the production costs.

该产品应用在耐火材料行业用于生产0.6g/cm3轻质节能耐火砖，和各种超轻质节能耐火材料，可取代50%的漂珠，是替代漂珠的新型换代产品，不但可提高产品质量，而且可降低生产成本。

The very product is used in refractories industry for the production of energy-saving light firebrick of 0.6 g/cm3, and various energy-saving and superly lightweight refractories, which could replace 50% of the floating beads, it is a new alternative to replace floating beads , it not only could improvethe quality of products, but also could reduce the production costs.

该产品应用在耐火材料行业用于生产0.6g/cm3轻质节能耐火砖，和各种超轻质节能耐火材料，可取代50%的漂珠，是替代漂珠的新型换代产品，不但可提高产品质量，而且可降低生产成本。

Author develop ELID grinding technology system, on MM7120A surface grinder and fulfilled a lots of ELID ultraprecision mirror grinding for kinds of hard and brittle materials. To use this method, the surface roughness of mechined materials can reach nanometer gade (Ra0.006～0.010 μm), and can replace parts of grind and polish technology.

本文作者开发了在MM7120A平面磨床上的ELID磨削工艺系统，实现了对多种硬脆材料的ELID精密镜面磨削试验，工件表面粗糙度可达nm级（Ra0.006-0.010μm），可取代部分硬脆材料的研磨、抛光工艺。

The present invention relates to sulphonyloxazolamines of general formula, wherein R, R represent independently from each other H, A,-(CH2)n-Ar or alkenyl with 2-6 C atoms, R and R together also represent a mononuclear saturated heterocycle with 1-2 N, O and/or S atoms, Z is H, A, CF3, NO2, Hal, OH, OA, NH2, NHA or NA2, A represents alkyl with 1-6 C atoms, Ar is Z-monosubstituted or Z-disubstituted phenyl, halogen is F, Cl, Br or I, n is 1 or 2 or the physiologically acceptable salts or solvates thereof.

本发明涉及式磺酰基∴唑胺或其生理上可接受的盐或溶剂化物，其中R 1 ，R 2 每一个相互独立为H、A、－(CH 2 )n－Ar或具有2到6个C原子的链烯基，R 1 和R 2 也一起为具有1到2个N、O和/或S原子的单核饱和杂环，Z为H、A、CF 3 、NO 2 、卤素、OH、OA、NH 2 。NHA或NA 2 ，A为具有1到6个C原子的烷基，Ar为被Z取代的或Z二－取代的苯基，卤素为F、Cl、Br或I，n为1或2。

Said film can be substituted for non gradable plastic film used in the place where the requirement of bio-degradability is very high, such as ground film, planting film and bag for raising seedlings.

该膜可取代非降解性塑料膜用于生物可降解性要求很高的场合，如地膜、植种膜、育苗袋等。

Common transparent quartz tube SiO2 more than 99.9% purity, geometry, chemical stability, thermal stability, resistance to thermal denaturation and anti-crystallization properties of the fine, optical transmittance above 93%; from hydroxyl in hydroxyl tube below 10ppm, after vacuum from hydroxyl, hydroxy-up to 5ppm below apply to high-pressure mercury lamp, sodium lamp, metal halide lamp, such as low-hydroxy products; white pipe, used mainly for heating tube, heating tube, far infrared control the manufacture, milky quartz pearl quartz tube possession of new technology, the management side as if the surface of pearls, all aspects of performance than ordinary white tube better; filter tube to filter out ultraviolet UV band in the harmful wavelengths of 190-320nm ultraviolet light source applied to environmental protection manufacturing; no ozone UV filter tube and pipe the contrary, through the ultraviolet wavelength around 253.7nm, there is no ozone UV lamp main material, widely used in medical equipment, water treatment, food hygiene, such as sterilization; quartz casing diameter 8-120mm in between, has a single opening, double opening round, flat-top shape and widen the mouth of necking, flanging, sanding and other processing, high temperature resistance, corrosion resistance, good light transmission and moisture-proof, explosion-proof characteristics such as widely used in aquarium thermostat, disinfection equipment, heating pipes, water treatment, metal halide lamp, such as product manufacturing and environmental protection, health, chemical and other fields; quartz Clamshell specifications 8-180mm, the shape according to the customer requirements, the bubble shell can take capillary has to carry out the exhaust, high temperature, light transmission is good, mainly for JC, JD, H1-H7, the stage lights and high-pressure mercury lamp, sodium lamp, metal halide lamp, such as product manufacturing; quartz water jacket mainly used in printing and packaging processing industry ---- UV light-curing, UV light curing is a very reliable and can be used to replace hot air dryers and other drying technique of curing technology, which in the printing and packaging of the processing industry has been widely.

普通透明石英管SiO2纯度达99.9%以上，几何尺寸、化学稳定性、热稳定性、抗热变性和抗析晶性能优良，光学透过率达93%以上；脱羟管羟基在10ppm以下，经过真空脱羟，羟基可达5ppm以下，适用于高压汞灯、钠灯、金卤灯等低羟基产品；乳白管，主要用于发热管、加热管、远红外管的制造，珠光石英管乳白石英管之新工艺，管面好象珍珠的表面，各方面性能比普通乳白管更优；滤紫外线管能够滤除紫外光谱波段中对人体有害的190-320nm波长的紫外线，适用于环保光源的制造；无臭氧管与滤紫外线管相反，可透过253.7nm左右波长的紫外线，是无臭氧紫外线杀菌灯的主要材料，广泛用于医疗器械、水处理、食品卫生等杀菌；石英套管直径范围在8-120mm之间，有单开口、双开口、圆头、平头等外形和扩口、缩口、翻边、磨砂等加工，具有耐高温、耐腐蚀、透光性好及防潮、防爆等特点，广泛使用于水族恒温器、消毒设备、加热管、水处理、金卤灯等产品的制造和环保、卫生、化工等领域；石英泡壳规格Φ8-180mm，形状根据客户要求，泡壳上可以接有毛细管，可进行排气，耐高温，透光性好，主要用于JC、JD、H1-H7、舞台灯和高压汞灯、钠灯、金卤灯等产品的制造；石英水套主要用于印刷和包装加工工业---- UV光固化， UV光固化是一种十分可靠的、可取代热空气干燥机和其他干燥技术的固化技术，它在印刷和包装加工工业已经得到广泛应用。

To replace the ionization constant of benzoic acid and esterification rate constant, and many others between the kinetic parameters can be observed that the same relationship that substituent effect in a reaction and another reaction to a certain degree of correlation between.

在取代的苯甲酸的电离常数和酯化速率常数以及其他许多有关的动力学参数之间，可观察到同样的关系，即取代基效应在一个反应和另一个反应之间有一定的关联性。

The most widely used in industry, because the price too expensive,is not adopted, if you can, with moderate intensity (about 20g/d, modulus 1000g/d, elongation 5%) fiber to replace lifesaver, there will be thousands of tons annually, and can replace the demand of international cable industry, domestic customers, enhance the ChuanBoYe ship cable export competitiveness.

在应用最为广泛的缆绳业上，由于价格过于昂贵，未被采用，若能以价廉，质量中等（强度约20g/d，模量1000g/d，伸长5%）的纤维来取代尼龙绳，每年将有上千吨的需求，并可取代国际缆绳业、国内船舶业的大量客户，增强船舶缆绳的出口竞争能力。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。