它们同样还可以减少氨气的刺激性气味。

They can also reduce the strong smell of ammonia gas.

使自己的珠宝清洁液，其中部分组合为六个部分氨气水。

To make your own jewellery cleaning solution, mix one part ammonia to six parts water.

本文介绍了直接用氨气(或液氨)代替氨水浸出钼焙砂的方法。

The direct leaching method of roasted molybdenite with ammonia (or liquid ammonia) instead of aqueous ammonia has been described.