valency
英 ['ve?l?ns?]
美['vel?nsi]
- n. [化學(xué)] 化合價;[化學(xué)] 原子價
- n. (Valency)人名;(法)瓦朗西;(英)瓦倫西
詞態(tài)變化
復(fù)數(shù):?valencies;
中文詞源
valency 原子價
來自拉丁語valere, 強健的,有價值的,詞源同value,用來指原子價。
英文詞源
- valency
- valency: see value
雙語例句
- 1. Carbon has a valency of 4.
- 碳的化合價是4價。
來自《權(quán)威詞典》
- 2. Except for the transitional elements, valency electrons are in the outermost electron shell.
- 除去過渡元素外, 價電子位于最外面的電子層.
來自辭典例句
- 3. The antibiotic activity and valency connect with transfer efficiency and dissociation constant.
- 抗菌活性和抗生素效力與能量轉(zhuǎn)移效率和解離常數(shù)有關(guān).
來自互聯(lián)網(wǎng)
- 4. This paper is intended to explore the semantic characteristics valency features of sentences with locative subjects.
- 本文首先探討了處所主語句的語義特征,然后運用配價語法理論對處所主語句的配價特征進(jìn)行了分析.
來自互聯(lián)網(wǎng)