By showing the concentration contours of leak gas on ane-map, the distribution and the influence of the gas around the leak source can be visualized.

模拟结果通过在电子地图上绘制出气体浓度等值线的方式，可视化显示出发生泄漏事故后泄漏源周围的气体浓度分布状况及其对周围环境的影响情况。

youdao

It's thought a gas leak may have caused the blast.

人们认为可能是煤气泄漏引起了爆炸。

《柯林斯英汉双解大词典》

If you suspect a gas leak, do not strike a match or even turn on an electric light.

假如你怀疑有煤气泄漏，不要划火柴，甚至连电灯都不要开。

《牛津词典》

One hundred sixty-seven men were killed when the structure exploded after a gas leak.

VOA: special.2009.03.22

Rachna Dhingra represents the Bhopal Group for Information and Action, which has been working to rehabilitate and get justice for the victims of the gas leak.

VOA: standard.2010.06.10

Satinath Sarangi, a prominent activist working with the victims of the gas leak, says the fight could be led by the generation born in the aftermath of the disaster.

VOA: standard.2010.06.10

Nuclear experts also noted that North Korea could be facing similar technical difficulties as Iran in operating the equipment, which spins at supersonic speeds and can easily break apart or leak uranium gas if its parts aren't balanced and fortified with high-end metals.

WSJ: North Korea Nuclear Find Raises Fears It Will Share With Iran

The plant has been shut since last week following complaints of a gas leak.

BBC: Sterlite Industries plant

Apr 1993: Radioactive gas leak caused by explosion at secretive Tomsk-7 Siberian nuke facility.

FORBES: China, India Dominate List of World's New Nuke Power Projects