vacuum extraction的例句大全

performance measurement of rh-ktb refining process vacuum extraction system

大型真空抽气系统性能测试

If absolutely necessary, I would prefer the use of vacuum extraction rather than forceps.

如果必须要采用外力帮助，我希望不用产钳而是用胎头吸引术。

Comparison of Mother and Fetus in Low Forceps and Vacuum Extraction

低位产钳术和胎头吸引的母婴结果比较

The incidence rate of UI in women after delivering pattern from high to low was in those with obstetrical forceps or vacuum extraction> spontaneous delivery> cesarean.

不同分娩方式后尿失禁发病率的高低依次为：产钳吸引产>顺产>剖宫产。

Investigate application of simple and double leaf forceps and vacuum extraction in cesarean delivery

探讨单叶产钳、双叶产钳和胎头吸引术在剖宫产中的应用吸收，吸取吸收的动作

Carrying twins increases prematurity risk by 40 percent, odds that worsen with triplets or more. Investigate application of simple and double leaf forceps and vacuum extraction in cesarean delivery

双胞胎早产的危险性会是一般的百分之四，更别说是三胞胎或者更多胎了。探讨单叶产钳、双叶产钳和胎头吸引术在剖宫产中的应用

Results Fetal hypoxia, birth injury, premature, postmature pregnancy, huge baby, difficult vacuum extraction, forceps operation and breech extraction were the most dangerous elements of intracranial haemorrhage of newborn.

结果：新生儿颅内出血与胎儿缺氧及（或）产伤有关，早产、过期妊娠、巨大儿、困难的胎吸、产钳术、臀位助产术是颅内出血的高危因素。

Processing for Vacuum Extraction of Allicin with Ethyl Alcohol

大蒜素液真空酒精提取工艺研究

Main equipment: Supercritical fluid extraction tanker, condensing tanker, centrifugal machine, speed mill, vacuum pump, HPLC, spectrophotometer.

主要设备: 超临界、萃取罐 、 浓缩罐 、 离心机 、 粉碎机 、 真空泵 、 高压液相色谱仅 、 分光光度计等.

According to the frequently used methods of extraction and isolation of natural products from organic body, the freeze-dried ascidian tunica was exhaustively extracted with 100% chloroform then the combined extracts were filtered and the solvent was separately concentrated under vacuum to yield a dark-brown gum.

按照目前比较常用的天然产物的提取分离办法，将样品冷冻干燥后，用100%氯仿浸泡，收集氯仿滤液，减压蒸馏浓缩去除浸提溶剂，得到黑褐色的浸膏状物质。

Results Compared with natural delivery, in presence of assisted breech delivery, breech extraction, application of vacuum extractor, and cesarean section, the incidence rate of neonatal asphyxia increased significantly ( P < 0.01).

结果①臀位助产、臀位牵引、胎头吸引术、剖宫产术的新生儿窒息率经统计学处理明显高于自然分娩率（P<0.01）；

Study on thermal conversion of vacuum residues and their deoiled Asphalts by supercritical fluid extraction

减压渣油及其超临界抽余油热转化性能的研究

Ethyl Hexanoate extraction: On basis of comparing product-collecting methods, vacuum distilling was selected and used successfully.

己酸乙酯的提取：在比较了蒸馏产物分离方式的基础上，成功地用减压蒸馏提取出己酸乙酯。

In a 800 t/ d soybean flan extraction, the total air exhaust capacity of miscella vacuum evaporation system is 361.63 m 3/ h by calculation, which provide the evidence for the equipment selection of vacuum system.

通过理论计算，得出了日处理800t大豆坯的整个混合油负压蒸发系统总抽气量为36163m3/h，为真空系统设备选型提供了科学依据；

Study on technology for vacuum microwave-assisted extraction of allicin

真空微波辅助萃取大蒜素工艺的研究

Crude polysaccharide extracts were obtained from shiitake mushroom ( Lentinus edodes) and shaggy mane ( Coprinus comatus) through hot water extraction, repeat ethanol precipitating, washing and vacuum drying.

香菇和鸡腿菇分别经热水浸提，反复醇提、洗涤、真空干燥后得到两种多糖提取物。

It is mainly used for extraction of air and other non-corrosive, does not dissolve in water, containing a small amount of solid particles of the gas in order to form a vacuum sealed container.

它主要用来抽除空气和其它无腐蚀，不溶于水，含有少量固体颗粒的气体，以便在密闭容器中形成真空。

Some measures to improve extraction ratio of combustible vacuum tower were introduced in this paper, which included the renovation on the traditional practice of wet vacuum distillation, the reduction of the pressure drop of the tower, the stablization and improvement of the vacuity.

本文讨论了通过改变传统的湿式减压蒸馏操作、降低塔的压力降、稳定和提高真空度等提高燃料型减压塔拔出率的措施。

the invention relates to a vacuum packer, especially a vacuum chamber, working flat board and sealing air extraction device.

本发明涉及真空包装机，特别涉及一种真空包装机的真空工作室、工作平板及密封抽气装置。

abstract: using soy lecithin concentrates as raw material, through ethanol extraction of pc, fractionation of detoxin, vacuum concentration, deoil in acetone, absorbents decoloration, filtration, concentration, the soy lecithin rich in pc was obtained.

文摘：以浓缩大豆磷脂为原料，用乙醇萃取富集卵磷脂馏分，经分离去毒、真空浓缩、丙酮脱油、吸附脱色、过滤、浓缩，得到大豆卵磷脂。