试验结果表明，铸铁件流动前沿不仅存在明显的气隙，而且采用聚苯乙烯模样材料，负压下浇注时，其气隙压力低于1个大气压。
The results indicated that there exists obvious gas gap in molten iron flowing front, and the pressure in gas gap with EPS pattern during vacuum pouring is less than 1 a tm.
通过岩石在围压下的三轴应力试验，获得了钻头使用及设计的一些有用数据。
Some available data for the bit design and the application of bit types are obtained through the test.
血压降低试验可以用两个斜率表示，其中X为基线血压，Y代表血压下降值。
The blood pressure reduction trials can be shown in two slopes in which the X is the baseline BP and the Y is the BP reduction.
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