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- This paper is a research about making carbon steel surface alloy pun ish with laser surface,which improves ordinary corrosion resistance of carbon s teel. 本文研究用激光表面处理使碳素钢表面合金化,从而提高普通碳素钢的耐蚀性,且研究表明随着焊缝中铬含量的增加,耐蚀性提高。
- Based on engineering practice, discusses som e characteristics of air conditioning design in large space buildings with light s teel frames. 结合工程实践,探讨了大空间建筑空调设计的一些特点。
- BoF’s Ga Eul seems like a very nice girl.She was able to overcome many difficulties and lead her boyfriend in the right direction. 在花样里,秋佳乙是一个非常好的女孩,她似乎有能力解决一切难题,并且把她的男朋友引领在一个正确的方向上。”
- Composite structure tappet compos ed of s teel body and ceramic disk has a better wear resistant and wear properties ,and servi ce ability than the using alloy tappet. 复合陶瓷挺柱由于其优越的耐磨与减磨性能而成为取代现有合金挺柱的最佳材料,尤其是在使用条件苛刻的发动机中。
- C is formulated by refined mineral oil and chloride, sulfide additives. It can be used in punching or high drawing for cast steel, carbon steel and alloy s teel. 冲压、拉伸油是由精制矿物油与含硫、氯添加剂调和而成,适用于铸铁、碳钢、合金钢等黑色金属的冲压及深度拉伸加工。
- Grinding test results showed that mill cap acity and grinding efficiency of cast iron segment could be really superior to s teel ball no matter whether mono-size medium or mixed size media. 试验结果表明,无论在单一尺寸介质作用下,还是在混合介质组的作用下,铸铁段的磨矿效果和生产能力均优于钢球。
- Have you any comment(s) to make on the recent developments? 你对最近的事态发展有什麽评论吗?
- He was determined to make straight A's or bust. 他下决心直奔甲级,要么垮台。
- They spend the winter(s) in a warmer climate. 他们在气候较暖的地方过冬。
- Most plural nouns in English end in "s". 英语的复数名词多以“s”结尾。
- The sweater had shrunk after repeated washing(s). 这件套头毛衣洗过多次已缩水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的爱好。
- Answer the following question(s). 回答下列问题。
- Continual improvement on the BOF% and lead time. 进口/产件准时交货率和交货周期的持续改进。
- Most plural nouns in English end in s'. 英语的复数名词多以s结尾。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- Who' s making those strange noises ? 谁弄出的那种怪声?
- Here are the designs. Which one(s) do you prefer? 这就是那些图样.;你喜欢哪一个[些]?
- Which journal(s) do you subscribe to? 你订阅哪一种杂志?
- The novel had an enormous vogue in the 1930's. 这本小说在三十年代曾广为流传。