碱金属的英文：
alkali metals

Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide
水、丙烯晴和半乳甘露聚糖胶，同碱金属氢氧化物在一起，加入到反应器中。

All the alkali metals have a single s-electron outside a closed shell
所有的碱金属都在闭合壳层之外有一单个S电子。

It was surprising when the alkali spectra showed unmistakable doublets
当碱金属光谱显示出不容怀疑的双线结构时，是令人惊奇的。

The elements such as copper, sliver and gold, the so-called coinage metals, are sometimes treated with the alkalis
诸如元素铜、银和金等所谓的货币金属，有时被与碱金属一同看待。

It is a tribute to the capacity of the kidneys to excrete alkali.
这对肾脏排碱功能是个负担。

This kind of soil contains much alkali.
这种土壤含碱丰富。

It was surprising when the alkali spectra showed unmistakable doublets
当碱金属光谱显示出不容怀疑的双线结构时，是令人惊奇的。

"The strip surface is cleaned by alkali spraying, alkali brushing, electrolytic deoiling and rinsing for good coating coherence. "
带钢表面经碱液喷淋、碱液刷洗、电解脱脂及清洗,以满足良好镀层一致性的要求。

Not even a blade of grass grows in the saline-alkali soil.
盐碱地上寸草不生。

A hammer has a metal head and a wooden or metal handle.
锤子有个金属的头，一个木质的或金属的把柄。

Metals contract in cold weather.
金属在寒冷的天气里收缩。

The lye will eat through the metal.
碱液会腐蚀金属。

railroad tie of metal
铁路金属枕木

The metal buckled in the great heat.
这金属在高温下变形了。