您要查找的是不是:
- Therefore it is neces sary to develop a new type silver base contact alloy. 发展一种具有类似或超越银氧化镉合金性能无污染的新型银基电接触合金具有重要的社会经济效益。
- Coin Silver Electrical Contact Alloy 电触点货币银合金
- Standard Specification for Coin Silver Electrical Contact Alloy 电气接点用银币合金
- molybdenum silver contact material 钼银电接触器材
- nanocomposite Ag-SnO2 contact alloy 纳米复合Ag-SnO2电接触合金
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- She wore a silver chain around her neck. 她脖子上戴着一条银项链。
- They have some sterling silver cutlery. 他们有一些标准纯银餐具。
- He put the candle on the silver candlestick. 他把蜡烛放在银烛台上。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- Workers are removing impurities from silver. 工人们正去除银中的杂质。
- Specification for Gold-Silver-Nickel Electrical Contact Alloy 金银镍电接触合金规范
- He found the chest to contain silver coins. 他发现那囗箱子装着银币。
- She won a silver trophy for shooting. 她在射击比赛中获得银奖。
- The burglars made away with all our silver. 窃贼带着我们所有的银子逃走了。
- Specification for Gold-Silver-Platinum Electrical Contact Alloy 金银铂电气接触合金规范
- His black hair was threaded with silver. 他的黑发中夹杂着银发。
- The Silver Age came next, inferior to the golden. 接下来的是逊于黄金时代的白银时代。
- That poor madam has lost all contact with reality. 那位可怜的夫人脱离了现实生活。
- Specification for Palladium Electrical Contact Alloy 钯电接触合金规范