extraction n. 1.抽出,拔出。 2.【化學(xué)】提取(法);萃取(法);回收物,提出物;精煉。 3.精選,摘要。 4.血統(tǒng),家世,出身。 5.【數(shù)學(xué)】開方,求根。 spirit of the first extraction 原汁酒。 a man of foreign extraction 外國(血統(tǒng)的)人。 extractions from a book 一本書的內(nèi)容摘錄。 an extraction of 81 percent 百分之八十一的出粉率,八一粉。 the extraction of root 【數(shù)學(xué)】開方法,求根法。
Study on extraction rate of trace elements in tea 茶葉中微量元素浸出率的研究
Effects of different solvents on extraction rate of qitaihe coal 不同溶劑對七臺河煤萃取效果的影響
Advances in studies of extraction rate and health - careeffect of trace elements in tea 比色管頂空氣相色譜法測定水樣中三氯甲烷
Researches into the methods of raising the extraction rate of dioscingenin from dioscorea zingibernisis 快速提高盾葉薯蕷皂甙元提取率的研究
Study on correlation between particle size of oxidized copper ore and its metal extraction rate in heap leaching 堆浸工藝中氧化銅礦石粒級與浸出率相關(guān)性研究
Heiye extraction rate is high , less wastage fibre , fibre damage small and easy to operate , and other advantages 具有黑液提取率高、纖維流失少、纖維破壞程度小、操作方便等優(yōu)點。
The experimental results showed that the extraction rate and mass transfer flux increased with the field strength increasing 在自行設(shè)計的連續(xù)電泳萃取池內(nèi)實驗研究了電場強度、兩相流速等因素對丁醇萃取率及傳質(zhì)通量的影響。
This phenomenon was closely related to the transportation and extraction rate of carbon atoms in the surface of catalysts at different temperatures 這種現(xiàn)象與不同溫度下碳原子在催化劑表面的遷移和析出速率密切相關(guān),也即與不同溫度下催化劑的活性有關(guān)。
Leaching experiments of metakaolin show that the final al extraction rate in a batch reaction is strikingly influnced by the inferior pore struture geometry of the metakaolin pellets 在輕度潤濕狀態(tài)下制備的高嶺石團粒,經(jīng)煅燒后,仍具有發(fā)達的粒內(nèi)大孔結(jié)構(gòu)。
By introducing a licensing system and controlling the number of fishing licences i . e . limiting the entrants , the flp provides a framework for reducing the fishing effort , in turn slowing down the extraction rate of marine resources 透過引進發(fā)牌制度,以及規(guī)管牌照數(shù)目即限制牌照擁有人數(shù)目,魚牌制度能減少捕魚船數(shù)目,從而減慢海洋資源的開采速度。