合格控制 meaning in Chinese

compliance control
composite brick masonry member

Admixtures for concrete , mortar and grout - sampling , conformity control and evaluation of conformity
混凝土灰浆和水泥浆用掺合物.抽样合格控制和合格评定
Admixtures for concrete , mortar and grout - part 6 : sampling , conformity control and evaluation of conformity
混凝土,灰浆和灌浆混合物.第6部分:取样合格控制及合格评定
Admixtures for concrete , mortar and grout - part 6 : sampling , conformity control and evaluation of conformity ; german version en 934 - 6 : 2001 a1 : 2005
混凝土灰浆和灌浆添加剂.第6部分:抽样合格控制和