unreeling;unwinding是什么意思

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用法例句

The revolving mining technology of light hydraulic support caving coal has been used successfully at No.

轻放支架综采放顶煤旋转开采技术在石台煤矿岩浆岩侵蚀且较薄厚煤层2318轻放工作面成功运用,取得了较好的经济效益,对同类条件下轻放旋转工作面的开采具有指导意义。

Based on the analysis of the applications of the revolving mining of the fully mechanized working face, the paper focuses attention on the research of the revolving mining technique, parameters, behavior of rocks around coal face, layout of entry and support technology in the 2443 and -520 west 2 pillar which are gob-surrounded in Pangzhuang Coal Mine.

在分析综采工作面旋转式开采现状基础上,结合庞庄煤矿2443和-520西二煤柱开采实际,进行了综采旋转开采回收孤岛煤柱工艺方式、矿压显现规律、旋转区巷道布置和支护技术等方面关键技术研究,在实际生产中取得了较好的技术经济效果,可为在复杂条件下综采开采提供参考。

Analyzing 97 cases Conversion Laparotomy during Laparoscopic Cholecystectomy;

腹腔镜胆囊切除术中转开腹97例分析

Analysis of risk factor and establishment of scoring system for predicting laparoscopic colorectal surgery conversion to open surgery;

腹腔镜结直肠切除术中转开腹风险因素分析及评分系统初步建立

Reviews of 150 Cases of Transferring to Laparotomy During Laparoscopic Cholecystectomy;

腹腔镜胆囊切除术中转开腹150例临床分析

Clinical analysis of laparoscopic cholecystectomy laparotomy;

腹腔镜胆囊切除术中转开腹临床分析

Analysis of 13 cases of conversion from laparoscopy to laparotomy;

腹腔镜手术中转开腹13例分析