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- vacuum extraction still 真空抽提器
- vacuum extract still 真空蒸馏提取器
- The commonest mode of delivery was vacuum extraction. 研究中最常见的围产情况为胎儿窘迫。
- The successful experiences in technical retrofit of the vacuum extraction system for domestic 300 MW steam turbine were introduced. 介绍国产300MW汽轮机真空抽气系统实施技术改造的成功经验。
- Methods Be fore vacuum extraction for artifical abortion, using lidocaine anesthesia at the neck of uterus , compared with control group without lidocaine anesthesia. 结果：利多卡因宫颈麻醉用于人工流产其效果优于对照组。
- The flow passage of intermediate-pressure cylinder, as well as the condenser and the vacuum extraction system had also been retrofitted in 2004, the safety and economic behavior of said unit being further enhanced. 2004年又对7号机中压缸通流部分及凝汽器、真空抽气系统进行了改造，机组的安全性及经济性均有了进一步提高。
- Abstract The extract of Ginkgo biloba leaves is the most important source of ginkgolides and bilobalide, but the extraction still exists some limiting factors, such as environment, season, etc. 摘 要 本文概述了银杏叶的药理作用及其开发利用现状。
- vacuum extraction for artificial abortion 人工流产吸引术
- Delivery by vacuum extraction with episiotomy 真空牵引分娩伴外阴切开术
- artificial abortion vacuum extraction 负压吸引人工流产术
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- Clinical Anaiysis of 435 Cases of Vacuum Extraction of Fetal Head 胎头吸引术435例临床分析
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- Method of Vacuum Extraction of Bromine by Continuous Dual-process 连续双过程真空提溴法
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
