1) copper bushing
铜环
1.
During the operation of oil pump,the abrasion wear of sealed copper bushing always shortens the pump s life time.
介绍CBL系列齿轮油泵在使用过程中,由于密封铜环的磨损降低了油泵的使用寿命。
2) copper cycle
铜循环
1.
To ascertain the levels of aggregation and dissipation of cupric materials in copper cycle,the index of entropy in thermodynamics is introduced into material flow analysis to give the distribution and calculating method of entropy.
为确定铜循环过程中含铜物质的聚集和散失程度,将热力学中"熵"这一指标引入到物流分析中,给出了物流分析中"熵"的分布及其计算方法。
2.
The statuses quo of copper production, consumption and copper ore resources in China were introduced, the necessity of copper scrap's recycling was expounded, and the importance of studying copper cycle was analyzed.
介绍了中国铜的生产、消费及铜矿资源状况,分析了利用废杂铜资源的必要性,指出了研究我国铜循环的重要性。
3) Copper based gear ring
铜基齿环
4) coppery-loop forming
铜环成形
6) gunmetal ring
青铜环(圈)
补充资料：铜环
1.亦作"铜镮"。铜制的门环。 2.借指门。 3.宋代三品官员祭服上的一种铜制环饰。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条