The draw-down test basically found out the double porosity feature of palaeozoic burried hill reservoir, during pressure build-up test, water boundary and fault boundary were revealed .
压降测试基本测出了古潜山油藏双重孔隙特征，在压恢测试过程中测得了水边界和断层边界。
Automatic shutdown feature conserves battery life by turning test kit off after 15 minutes without pressure on the gauge.
仪表压力消失15分钟后的自动关闭功能，保护电池寿命。
The key feature of the experiment is to use a convergent-disvergent nozzle to maintain a high air pressure in the test chamber and at the same time t…
采用收敛扩张喷管，使雾化区形成高压而又连续流动的流场，是高压下雾化试验研究的好方法。
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