按照该工艺配方生产的磷石膏砌块强度高、耐水性能优良。

Ardealite block produced according to the process recipe features high strength and excellent water resistance.

youdao

按照该工艺配方生产的磷石膏砌块强度高、耐水性能优良。

Ardealite block produced according to the process recipe features high strength and excellent water resistance.

youdao