precipitant
英 [pr?'s?p?t(?)nt]
美[pr?'s?p?t?nt]
- adj. 勇往直前的；急促的；突如其來(lái)的
- n. [化學(xué)] 沉淀劑
GRE
英文詞源
- precipitant (adj.)
- 1610s, from Latin precipitantem, present participle of praecipitare (see precipitate (v.)). As a noun in chemistry from 1680s. The adjective senses now are taken by precipitate (adj.).
雙語(yǔ)例句
- 1. For protein crystallization, the main impact of precipitant is on the solvent.
- 對(duì)于蛋白質(zhì)的結(jié)晶，沉淀劑主要在溶劑上產(chǎn)生作用。
來(lái)自辭典例句
- 2. It'shows that good produce can be synthesized by using algin as precipitant.
- 結(jié)果表明,用草酸氨做沉淀劑可以得到結(jié)構(gòu)和形態(tài)比較好的產(chǎn)品.
來(lái)自互聯(lián)網(wǎng)
- 3. The results show that different kinds of precipitant have a great impact on phytin yield.
- 結(jié)果表明:沉淀劑的變化對(duì)菲汀收率的影響非常顯著.
來(lái)自互聯(lián)網(wǎng)
- 4. The best precipitant, its dose used and the waste water treatment are also expounded.
- 文章還闡述了污水的處理方法 、 最佳沉淀劑及其用量.
來(lái)自互聯(lián)網(wǎng)
- 5. Nano ZrO 2 was prepared by sol - gel method with ZrOCl 2·8 H 2 O as ingredient and ammonia as precipitant.
- 以廉價(jià)無(wú)機(jī)鹽八水氧氯化鋯為原料,用氨水作沉淀劑,采用溶膠 — 凝膠法制備納米級(jí)二氧化鋯.
來(lái)自互聯(lián)網(wǎng)