第一步是，发布规格说明和机械图纸。
Our first step is releasing the specifications and mechanical drawings.
材料说明包括材料规格、型号/等级/类别、标称尺寸和适用的材料识别号。
Description of material including material specification, type/grade/class, normal size and material identification applicable.
选择一个你喜欢的产品，并说明其功能，规格和价格。
Pick a product you like, and describe its features, specifications, and price.
详细的规格和使用说明。
详细的规格和使用说明。
应用推荐