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。
Making this comprehensive consideration, the content of steel fiber in concrete pavement is better determined as 0.8%(volumetric ratio).
综合考虑决定在混凝土路面中钢纤维的掺量以0.8%（体积比）为宜。
The content of absolute good is concrete and relative.
绝对善的内容是具体的、相对的；
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