汽灯

汞汽灯（泡）（不包括紫外线灯）

Mercury vapour lamp ( bulb ) ( excl. ultra violet lamps )

可以采用汽灯，因为此种灯能产生具有不同特征波长的光。

Vapour lamps can be used since they produce light of different characteristic wavelengths .

我们被带进一间被汽灯照得通明的房间。

We were taken into a room brightly lit by a pressure lamp .

汽灯光晕忧郁光束

Their blue light through the halo of gas lamps

他们的眼睛避开了汽灯的光茫，脸上的汗水往下直流。

Their eyes turned away from the glare of the Coleman lanterns , the perspiration coursing down their face .

实验室里用的汽灯；有一个空气阀可以控制可燃气和空气的密度。

A gas burner used in laboratories ; has an air valve to regulate the mixture of gas and air .

用途：用于镧钨、镧钼阴极材料，三元催化剂，石油化工，汽灯纱罩添加剂，硬质合金，难溶金属等。

Uses : used Lanthanum tungsten , lanthanum molybdenum cathode materials , ternary catalysts , petrochemicals , gas lamps mantle additives , alloy , refractory metals .