valence

英[\'ve?l?ns]
美[\'ve?l?ns]

基本釋義

n.
(化合)價(jià),原子價(jià); (心理)效價(jià)

實(shí)用例句

Hydrogen is a one - valence element.

氫是一價(jià)的元素.

《現(xiàn)代漢英綜合大詞典》

Valence is a sleepy little town just south of Lyon.

瓦朗斯是里昂南面一座寂靜的小鎮(zhèn)。

辭典例句

Every element tends to satisfy both its primary and secondary valence.

每一元素傾向于既滿足它的主價(jià)又要滿足它的副價(jià).

辭典例句

The valence atom of an alkali - metal atom has two states.

堿金屬原子的價(jià)原子具有兩種能態(tài).

辭典例句

The secondary valence is directed toward fixed positions in space.

副介指向空間的確定位置.

辭典例句

Halogen atoms contain seven electrons in their valence shell.

鹵原子在它們的介電子層含有七個(gè)電子.

辭典例句

The outer ring contains the valence electrons.

排在外層的有價(jià)電子.

辭典例句

Carbon has a valence of four.

碳的化合價(jià)是四價(jià).

辭典例句

When it is in this condition, the atom is said to be in a valence state.

當(dāng)它處于這種狀態(tài)時(shí), 這個(gè)原子就可說(shuō)是處于價(jià)態(tài).

辭典例句

In the preceding section we discussed the valence bond ( VB ) or electron - pair theory of bonding.

在前面一節(jié),我討論了價(jià)鍵法——電子配對(duì)理論.

辭典例句

Halogen atoms contain seven electrons in their valence shell, and , consequently, are monovalent.

鹵原子在它們的價(jià)電子層含有七個(gè)電子, 因此是一價(jià)的.

辭典例句

In the valence bond treatment , explicit recourse is made to classical, localized bond structure.

價(jià)鍵法明顯依賴經(jīng)典的定域結(jié)構(gòu).

辭典例句

Two shared valence electrons forming a bond between adjacent nuclei.

形成電子核子之間的鍵的兩個(gè)共享原子價(jià)電子.

互聯(lián)網(wǎng)

Elements 3 is a nonmetal with one valence electron.

元素3是帶-1價(jià)的非金屬元素.

互聯(lián)網(wǎng)

Tungstate ions were reduced to oxide with intermediate valence.

電沉積過(guò)程中,鎢酸根被還原成中間價(jià)態(tài)的氧化物.

互聯(lián)網(wǎng)

英英釋義

Noun
  • 1. (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate

  • 2. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

最新英語(yǔ)單詞

行業(yè)英語(yǔ)