An engineering countermeasure using the superfine cement grouting to patch up the cracks is advanced.

提出用超细水泥灌浆修补面板现浇层裂缝的工程对策。

youdao

An engineering countermeasure using the superfine cement grouting to patch up the cracks is advanced.

提出用超细水泥灌浆修补面板现浇层裂缝的工程对策。

youdao