It usually takes 10 to 20 seconds of flushing to remove all sand particles, but you may flush the eyes for up to 15 minutes.
通常需要10至20秒才能冲洗掉所有的沙子，但是你可能要冲洗15分钟以上。
The effect of blowout prevention and sand control of FYJ-2 is tested by laboratory experiment of dynamic mud stone particle flushing, sand control experiment and formation damage test.
通过室内泥岩颗粒动态冲刷试验、抑砂试验和对地层的伤害试验，测试了FY J - 2的防膨抑砂效果。
Foam fluid is widely used in sand-flushing operations in oilfields, while the prop-carrying capability of foam fluid is very important.
泡沫流体广泛应用于油井的冲砂洗井作业中，携砂能力是衡量其性能的一项重要指标。
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