离子沟道效应的英文：
ion channelling

Both schemes indicate that the nitrite ion is not produced by the reduction of the nitrate ion
这两种方案都表明亚硝酸根离子不是由硝酸根还原生成的。

Several reducible ions are present in the solution.
溶液中同时存在几种可还原的离子。

"As the chloride ion and in the hypochlorite ion, it has valence 1; in the chlorite, chlorate, and perchlorate ions, it has higher valences"
其原子价是1，即氯离子，但在次氯酸根、亚氯酸根、氯酸根和过氯酸根中有其它的原子价。

Ion Chromatographic Method for Determination of Impurities in Tripolyphosphate
离子色谱法测定食品添加剂三聚磷酸盐中的杂质含量

Formation of an alkyl ion occurs according to reactions
按照反应式生成烷基离子。

There are at present three television channels.
目前有三个电视频道。

The river channel is deepening.
河床正在加深。

Keep the drainage channel clear.
保持下水道畅通。

The sewage channel chokes.
这条污水道塞住了。

They channeled their cotton field.
他们在棉田里挖了水渠。