After the methane tank has been built, all links of the fermentation starting are the keys of producing the quality gas early.

沼气池建成后，发酵启动的各个环节是早产气、产好气的关键。

youdao

Why do we fail to see that just like with an awesome car – if we want awesome engine performance, we must put in the best quality gas we can find…

为什么我们不会认识到这样一个问题，就如一辆好车——如果我们奢求强劲的动力那么我们必须为它注入我们所能找到的质量极佳的汽油。。。。

youdao

Domestic natural gas exploration should be strengthened in order to increase high-quality gas reserves to meet the rapidly-increasing needs for natural gas.

面对当前迅速增加的天然气需求，应同时大力加强国内天然气勘探，迅速增加优质储量。

youdao

Air quality and gas pipelines are being monitored for safety, and gas supplies have also been disconnected until any risk has passed.

BBC: Texas fertiliser plant blast: Fourteen bodies found

Air quality and gas pipelines are being monitored for safety, he said.

BBC: Texas Waco fertiliser plant blast search for survivors

U.S. car companies have figured out, you know what, if we produce high-quality electric vehicles, if we produce high-quality low gas -- or high gas mileage vehicles, those will sell.

WHITEHOUSE: Twitter Town Hall