Rational acidizing scale and quickly flowing in reverse is advantageous to reduce the formation damage, meanwhile selecting appropriately surface active agent can prevent and reduce the formation damage by well boring filter liquor, acidizing liquid and surface active agent.
合理的酸化规模和快速排液有利于减轻对地层的伤害,同时也应注重选择使用合适的表面活性剂,以预防和减轻钻井滤液及酸化施工入井液或是表面活性剂本身可能对地层的伤害。
参考来源 - 砂岩地层酸化可能对地层造成的伤害及预防处理·2,447,543篇论文数据,部分数据来源于NoteExpress
The sequence of excavation for the shaft of diversion system at Pushihe storage power station is to excavate the pioneer well used by back well boring machine, then by hand air drill to expand it.
蒲石河抽水蓄能电站引水系统中的竖井开挖,拟采用反井钻机进行导井开挖,人工手风钻钻孔扩挖的方式施工。
The rest of the items are, well, boring — non-creative heavy lifting that most game developers would rather let someone else do.
对于大多数游戏开发人员来说,其他项目都很无聊,是没有创造性的枯燥工作,最好让别人去做。
Even then, investment banks paid more than teaching or public service — but not that much more, and anyway, everyone knew that banking was, well, boring.
即便在当时,投行的收入也要高于教师或公务员,只是不如现在差距这么大;况且大家都知道相比来说银行工作是相当枯燥乏味的。
This chart, very boring and uninteresting but useful to say there are very well defined rules as to when you're writing code, what operators, like what syntax should get evaluated first.
这个图表,看起来很烦,很无趣,但是它很有用,有非常明确的规定,譬如,当你写代码时,就会涉及操作符的优先级。
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