gōng gōng chéng shī gōng > jiāng hùn níng zhì kuài jié shuǐ gōu 
nínshìfǒuzàixúnqiú:浆砌浆砌混凝土预制块浆砌混凝土预制块截水沟浆砌 浆砌混凝土预制块 浆砌混凝土预制块截水沟gèngduōjiéguǒ...
yīngwénjièshì:
  1.   Jiangqi Concrete Prefabricate block intercepting drain