They say that their backward laser would, for example, make it much easier to scan the atmosphere for signs of methane in the case of a ruptured gaspipe.
他们说他们的后向激光可以，例如，在气体输运管道破裂的情况下使探测大气中的甲烷信号变得更容易。
3
Flames melted a lead pipe and ignited leaking gas.