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- phosphating and chromating 磷化与铬酸盐化
- A bright pickling and chromating process for copper pipes was introduced. 介绍了一种紫铜管光亮酸洗钝化工艺。
- Nitrogen, phosphate and potassium were main nutrients studied. 氮、磷、钾是研究的主要养分。
- The conduct of the rust removal,phosphating and passivating is on one step. 除锈、磷化、钝化一次完成。
- The application of melamine phosphate and its derivatives. 三聚氰胺磷酸盐及其衍生物在防火材料中的应用。
- The new development of Zinc alloy plating and chromating technology are reviewed. 综述了电镀锌合金及其钝化工艺在近年来的发展状况。
- The fertilizers it produces are Diammonium Phosphate and General Ca. 化肥品种为磷酸二铵和普钙。
- By the rust removal, phosphating and passivating basic principles for steel,this treatment liquids are molybdenate as the main promotor. 据钢铁除锈、磷化的基本原理分析,经实验确定了以钼酸盐为主要促进剂的除锈、磷比、钝化液。
- Cold working strain phosphating includes drawbench phosphating,cold extrusion phosphating and cold stamping phosphating. 冷加变形磷化主要包括拉丝磷化、冷挤磷化、冷冲磷化。
- The influence factors of phosphating and the functions of compositions in phosphating solution have been discussed in detail. 对磷化过程中各种影响因素和磷化液中各成分的作用进行了讨论。
- The newest development of pretreatment technologies for automobile was rewiewed covering degrease. clcaness testing, cool phosphating and passivation etc. 综述了汽车涂装预处理技术的最新发展。内容涉及脱脂,净度检测低温磷化和钝化等。
- The reason for non formation of iron sludge with electrolytic phophating was explained by comparing the principle of electrolytic phosphating and traditional phosphating. 对比了传统工艺与该电解磷化工艺的原理,说明了该工艺无铁淤泥生成的原因。
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- It is a fact of life and you must face it. 这是严酷的现实,你必须面对它。
- She and I can't live under the same roof. 她和我不能住在一起。
- She had to scrimp and save to pay for her holiday. 她不得不为付假期的费用而苦苦攒钱。
- I'll try and rustle you up something to eat. 我设法给你弄点吃的。
- He sprang up and rushed to the door. 他跳起身,跑到门口。
- He took sick and died a week later. 他得了病,一周后就死去了。
- He's been in and out of prison for years. 他多年来屡次进出监狱。