色欲tv国产亚洲_久久午夜夜伦鲁鲁影院_一级特黄无码A片在线观看_免费黄色性感一级片_国内破女处破苞视频hd_欧美三级少妇免费_亚洲美腿丝袜福利一区_白丝秘书被躁到高潮视频av_91麻豆精品分享的内容是很丰富的_国产原创免费av网站

首頁英語詞典amphotericamphoteric的意思

amphoteric

英 [,?mf?'ter?k] 美[,?mf?'t?r?k]
  • adj. [化學(xué)] 兩性的（酸性的或堿性的）

英文詞源

amphoteric (adj.)
"neither acid nor alkaline," 1832, from Greek amphoteros "each or both of two," variant of amphi-.

雙語例句

1. Proteins behave either as acids or bases and are said to be amphoteric.
蛋白質(zhì)習(xí)性又像酸又像堿,因此說它是兩性的.

來自辭典例句

2. Reactions in liquid HF are known that illustrate also amphoteric behavior, solvolysis, or complex formation.
已知在液態(tài)HF中,也能說明兩性行為溶劑分解或絡(luò)合物形成作用的反應(yīng).

來自辭典例句

3. Biological activities of amphoteric surfactants to higher or lower organisms were introduced.
介紹了兩性表面活性劑的生理活性.

來自互聯(lián)網(wǎng)

4. The synthesis, structure and properties of the amphoteric polyacrylamide have been studied.
研究了兩性聚丙烯酰胺的合成 、 構(gòu)和性能.

來自互聯(lián)網(wǎng)

5. The results indicate that amphoteric could increase the sizing degree of eucalyptus chemimechanical pulp significantly.
研究了兩性淀粉對(duì)桉木化機(jī)漿中性施膠、桉木化機(jī)漿的增強(qiáng)和助留的影響.

來自互聯(lián)網(wǎng)