查询词典 corrosion

Silicon bronze, corrosion resistance high strength.

硅青铜，耐蚀、强度高。

Commonly used as stem materials in pressure-rated valves, silicon bronze has greater resistance to stress corrosion cracking than common brass es.

通常在压力等级阀门中作为阀杆材料使用。在防止金属超压力引起的腐蚀造成的断裂方面，硅青铜比常见的黄铜具有更好的性能。

As the important accessories of seawater pipes system, seawater pump and valve usually made of tin bronze and silicon brass were not able to meet the high reliability requirement for seawater pipes, because they were liable to serious electric coupling corrosion as they were coupled with the currently popularized B10 alloy in sea water.

海水泵阀等附件是海水管系的重要部件，国内常用锡青铜、硅黄铜制造，与目前推广使用的B10合金在海水中偶合时，电偶腐蚀较重，不能满足海水管系对高可靠性的要求。

Silicon bronze, corrosion resistancehigh strength.

硅青铜，耐蚀、强度高。

Because of the high sand, high water content, high salinity, high temperature steam heavy oil exploitation, mining and strong polymer injection corrosion media environment factors, piston pump wells pump an average of more and more short-cycle, and some do not even to the required 30 days on the pump seized, severely affected by oil field development.

由于高含砂、高含水、高矿化度、高温蒸气稠油开采、注聚合物开采及强腐蚀的介质环境等因素影响，柱塞泵井平均检泵周期越来越短，有的甚至不到30天就需要检泵，严重影响油田开发。

Shell Diala Oil B and Shell Diala Oil BX transformer oils are formulated from top quality naphthenic base oils giving excellent insulation performance and corrosion protection.

壳牌Diala B和壳牌Diala BX变压器油采用优质环烷基础油精制而成，具有良好的绝缘性能和抗腐蚀性能。

Shell Diala Oil B and Shell Diala Oil BX transformer oils are formulate d from top quality naphthenic base oils giving excellent insulation performance and corrosion protection.

壳牌Diala B和壳牌Diala BX变压器油采用优质环烷基础油精制而成，具有良好的绝缘性能和抗腐蚀性能。

To compare with general nickel coated steel strip, our steel strip with electrodeposited nickel coating is provided with more excellent processing capability and anti-corrosion capability. It can be applied to produce battery steel shell such as alkaline battery, electricizable battery, button cell, etc. This product has already been the developing trend of battery industry instead of actual rolling plating battery steel shell.

我公司生产的覆镍深冲钢带与普通镀镍钢带相比，具有更优良的加工性能和防腐性能，广泛应用于制造碱性电池钢壳、可充电电池钢壳、纽扣电池等电池产品，该产品取代现行滚镀电池钢壳已成为电池行业的发展趋势。

Indoor air sources of formaldehyde are mainly in the following aspects : 1, the plywood used for interior decoration, Ximugongban, medium density fibreboard and shaving board, and other artificial plate because formaldehyde has strong sexual bond, has strengthened plate and the hardness control, corrosion functions, Therefore, the current production of imitation board use Jiaonianji merits to formaldehyde as the main ingredients thiourea aldehyde resins, plate, residual and did not participate in the response formaldehyde will gradually release of the surrounding environment is a indoor air formaldehyde main ;2, using imitation board manufacturing furniture, some manufacturers in the pursuit of profit, the use of unqualified plate. In preliminary front face material reuse inferior glue, the manufacturing processes are not standardized, as a result of customers buying home, to buy a small emission points ;3, containing formaldehyde content and may distribute to the outside other categories decorative materials, such as stickers Qiangbu, with wallpapers, chemical fiber carpet, foam, paint and paint, etc.;4, combustion, emit formaldehyde certain materials, such as cigarettes and some organic materials.

室内空气中的甲醛来源主要有以下几个方面：1、用作室内装饰的胶合板、细木工板、中密度纤维板和刨花板等人造板材，因为甲醛具有较强的粘合性，还具有加强板材的硬度及防虫、防腐的功能，所以目前生产人造板使用的胶粘剂是非曲直以甲醛为主要成分的脲醛树脂，板材中残留的和未参与反应的甲醛会逐渐向周围环境释放，是形成室内空气中甲醛的主体；2、用人造板制造的家具，一些厂家为了追求利润，使用不合格的板材，在粘接贴面材料时再使用劣质胶水，制造工艺不规范，结果顾客买回家去，等于买回了一个小型废气排放站；3、含有甲醛成分并有可能向外界散发的其他各类装饰材料，比如贴墙布，贴墙纸，化纤地毯、泡沫塑料、油漆和涂料等；4、燃烧后会散发甲醛的某些材料，比如香烟及一些有机材料。

Solvent-free self-leveling epoxy floor coating was prepared based on modified epoxy resin and hardener with excellent corrosion resistance.

通过选用耐化学介质优异的改性环氧树脂和固化剂，制备出了防腐性优异的无溶剂环氧自流平地坪涂料，并讨论了该重防腐地坪涂料的配方设计及其主要成分对涂层防腐性能及理化性能的影响。

Those who loved reading were obliged to send for their books from England; the members of the junto had each a few

那些喜欢看书的人就得从英国购书，讲读俱乐部的的成员每人都有几本。

Three fourths of the earth's surface is covered with water.

地球表面的四分之三被水覆盖着。