drilling mud damage 钻井泥浆污染
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Teams must be careful that the mud does not raise pressure too high and cause possible damage to the well pipe.
工程人员必须保证压力不能过大,避免引发对油井管道造成可能的破坏。
Thousands of people are living outdoors; few buildings escaped damage, and the wood-and-mud structures that housed many of the city's nearly 100, 000 residents were particularly vulnerable.
成千上万的人们住在室外;几乎没有房屋保存完好,而该地将近100,000人居住的泥木结构房屋尤其不堪一击。
The potassium salt mud can be used to protect oil zones and reduce the drilling damage to reservoirs.
应用钾酸盐泥浆能保护油层,减小钻井过程中对储层的破坏。
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