There are difficulties in macro - cooperation, work procedure planning, parameter choice for procedure quality control of the seismic data collection.
在地震数据采集中进行工序质量控制存在宏观协调、工序安排、参数选择等难点。
From the macro aspect, the paper introduced the method of the quality control of concrete component materials and mixture of full-graded concrete.
宏观上，从混凝土拌和的角度，介绍了全级配混凝土所用组成材料的质量控制方法，以及全级配混凝土拌和物浇筑质量控制方法。
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