投入价格和投入采购随着公司销减产品原料库存名单同时出现历史性下滑，预示着需求仍会继续低迷。
Input prices and input purchases also fell by records as firms cut inventories of production materials in anticipation that demand will remain slack.
尤其是确保紧固件和开尾销的兼容性和高质量。
In particular ensure that fastenings and split pins are compatible and of the highest quality.
介绍了鼓风机总装中，对带调整销的隔板进行快速找正的方法。指出了此法的优越性。
The rapid alignment method of diaphragm with adjusting pin in blower assembling is introduced and the method advantage is pointed out.
应用推荐