The primary advantage of vibrating is that it permits the use of a drier concrete, which has a higher strength because of the reduced water content.

该振动的主要优点是它允许一个干燥混凝土，其中有一个因减少水的使用量较高的强度。

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The primary advantage of vibrating is that it permits the use of a drier concrete, which has a higher strength because of the reduced water content.

该振动的主要优点是它允许一个干燥混凝土，其中有一个因减少水的使用量较高的强度。

youdao