采用微波辅助提取方法, 以乙酸为提取剂从辣椒粉中提取辣椒素.Capsaicin is extracted from the powder of capsicum with microwave assisted, and acid the extraction solvent.以乙醇水溶液为提取剂,应用超声波技术从荞麦壳中提取色素.In this paper , we use alcohol solvent extracting buck...
其他影响选坝的因素有道路, 鱼道, 船闸和筏道等.Other factors that may affect dam selection are roadways, fishway, locks, and log passages.鱼道进出口的选择:这是鱼道设计成败的关键.Choice of fishway intake is the key of success or failure....
这个推销员每销售一辆汽车得到50美元的回扣.The salesman got a ＄50 commission for every car he sold.她从这笔交易中获得百分之五的 回扣.She got a rake - off of 5 per cent from the deal.增值税有其优点, 如对出口商品实行回扣.The VAT system offers advantages, such as rebates on ex...
We must have faith in the masses.要相信群众.Love asks faith,and faith firmness.爱情要求信任,信任要求坚定。...a one-time rebel who had rediscovered his faith...重拾信仰的昔日叛乱者The religion a variety of the Mennonite faith, provides the principal...
The Channel Tunnel project is the biggest civil engineering project in Europe.英吉利海峡隧道是欧洲最大的土木工程。The Channel tunnel was due to open towards the end of 1993.海峡隧道预计1993年年底前开通。A host of problems may delay the opening of the ...
This illustration shows a vertical section through the locust.本图所示为蝗虫的纵剖面.The locust shrills his song of heat.蝉儿唱出炎热季节的欢歌.All thy trees and fruit of thy land shall the locust consume.42你所有的树木和你地里的出产必被蝗虫所吃....