单词:cup leather for balance piston
单词:cup leather for balance piston 相关文章
两者均可表示皮,区别如下: 1. skin 主要指毛皮、兽皮、人的皮肤等。如: Snakes cast their skin once a year. 蛇每年脱一次皮。 It takes 20 skins to make a overcoat. 做一件大衣要 20 张毛皮。 The woman has a
Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile
A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t