针对老油田开发现状及存在的问题，开展了大厚层内薄夹层堵水技术研究。
The research of the technology of thin intercalation in thick layer was developed aiming at the production status and the existent problem.
老熟幼虫一般在被害叶片背面或枯叶、叶柄、叶脉及杂草上吐丝做薄茧化蛹，蛹期5 - 15天。
Mature larvae usually leaves the victim or the back of the leaves, petioles, veins and weeds on a thin silk cocoon so pupation, pupal stage 5-15 days.
那些年轻人尖嘴薄舌，老拿她取笑。
Those young people have very sharp tongues and always make fun of her.
变老的体验就像是攀登高峰：空气越来越清，越来越薄，而视野越来越宽。
My experience of growing old is like climbing a high mountain. The air gets clearer and lighter, and the views wider.
根据分析的结果评价了临界距离老空水下薄煤层联合开采的安全性。
Hereby the safety of the combined mining of thin seams under the close gob water was evaluated.
根据分析的结果评价了临界距离老空水下薄煤层联合开采的安全性。
Hereby the safety of the combined mining of thin seams under the close gob water was evaluated.
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