u-section造句
造句与例句手机版
- Square taper washers for u - sections
U型梁用方楔形垫圈 - Semi - finished products made of magnesium alloys . u - sections . tolerances on dimensions and recommended dimensions
镁合金制半成品.形型材.尺寸公差和推荐尺寸 - It's difficult to see u-section in a sentence. 用u-section造句挺难的