Drawing on Sand的意思|示意

A cold hand squeezed his heart. He got down on his knees and began drawing Numbers in the sand.

一只冰冷的手攫住了他的心，他跪下来开始在沙子上写数字。

The effects of different drawing intervaland top-coal fragmental size on flow character of coal-gangue and sand, and on mixed degree of coal and gangue were analyzed during drawing top-coal.

分析了不同放煤步距、顶煤块度对放煤过程中煤矸砂流动形态、混矸程度的影响。

Based on the above research results Drawing Construction of the sand, and the next step is given for the collective recommendation of maximization measures.

根据以上研究成果绘制砂体构造图，并得出了下一步挖潜措施的整体建议。'）；

Sand core for the blade was made by hand drawing the pattern from core box. The way of core making is feasible on a medium scale production.

采用线切割的方法制作涡轮叶片砂芯芯盒，用该芯盒手工起模制作叶片砂芯。