It introduced the seven - layer coextrusion blown - film line for high barrier film.介绍了七层共挤高阻隔薄膜吹塑机组.Multilayer co - extrusion feedblock, allowing for coextrusion of up to 7 kinds of raw materials.多层共挤复合分配器, 最多达七种成份原料共挤复...
He was forty - five years of age, of medium height, fairly thick - set, not at all unprepossessing.他已经45岁, 中等身材, 矮矮胖胖的, 不完全是胸无城府的.a rather dumpy, unprepossessing servant相当矮胖，不讨人喜欢的仆人We found the tastiest and most imagina...
This principle of collective bargaining has been a mainstay in labor relations in this country.这一集体谈判原则已经成为该国劳动关系的重要基础。He thinks he's a mainstay of the company, but he's really rather small beer.他自以为是公司的台柱, 但事实...