单词:piston packing plate
单词:piston packing plate 相关文章
Packing 包装 Brief Introduction 包装包括运输包装(外包装或大包装)和销售包装(内包装或小包装)。这些都是为了保护商品的品质完好和数量完整而采取的
Unit 13 Packing 包装 1. These goods are very expensive, and easily damaged. 这批货很贵又容易被损坏。 2. Last time you told me that you wanted the most economical packaging. 上次你跟我说要最经济的包装。 3. We always take ex
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
包装 Packing (一) The next thing I'd like to bring up for discussion is packing. 下面我想提出包装问题讨论一下。 We'd like to hear what you say concerning the matter of packing. 我很想听听你们就包装问题发表意见。
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