Baseplates shall be leveled and aligned carefully before they are grouted.
基板在被用薄泥浆填塞前应是平整的。
grouse:雷鸟科的猎鸟/以鼻掘/松鸡
groupware /群件/ | grouse /雷鸟科的猎鸟/以鼻掘/松鸡/ | grout /薄泥浆/水泥浆/用薄泥浆填塞/用鼻子拱/