... prepackaged concrete 预填集料混凝土 prepacked aggregate concrete 预填集料混凝土 prepacked concrete 预填集料混凝土 ...
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Prepacked aggregate concrete which is a new technique has been used in the bed plate of Zhongyuan 60000 DWT Dock.
中远船坞底板采用预填骨料升浆砼新工艺。
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