water extraction

基本解释

The efficient of three extraction techniques, alcohol extraction method, water extraction method and supercritical CO_2 extraction were studied.
采用乙醇提取法、水提取法及超临界CO_2萃取三种方法对虎杖样品进行抽提。
Test method, GB/T2912.1—1998 Textiles-Determination of formaldehyde-Part 1: Free and hydrolyzed formaldehyde(Water extraction method), was taken on(initiated?) .
检测方法采取GB/T2912.1—1998《纺织品中甲醛的测定第一部分：游离水解的甲醛（液相萃取法）》。
The first is the Murray-Darling Basin Authority, a new body with power to set limits on water extraction across the entire river system, in a bid to end the four basin states’ bickering.
第一项措施是默里-达令流域管理局，一个有权在整个河流系统设置河水抽取量的机构，旨在终止该流域内四个州的争吵。

The idea that shale-gas will become the next gold rush is therefore jeopardized, particularly because its production requires seven times the amount of water as does the extraction of conventional natural gas.
FORBES: Water Shortages May Leave Energy Producers Dying of Thirst
Still, the MIT report points out that shale-gas extraction uses less water than other industries, and indeed than other sources of energy.
ECONOMIST: Shale gas’s poor image in Europe is largely unjustified
Unlike the normal gas extraction, chemically treated water is forced upon the rock underground to fracture it releasing the gas in the process.
FORBES: Chesapeake Stock Drilling Its Way To $35

水提
水抽提
The results of property identification show that the crude water-soluble starfish glycosides we get by the methods of water extraction and macroporous resin column eluted by 70% alcohol are steroidal glycosides.
对水抽提物的大孔吸附树脂70%乙醇洗脱组分的性质鉴定结果显示,所得水溶性海星皂苷粗品为甾体皂苷。
化学
水提