日本三级无码啪啪区|午夜视频久久一区久久一|AAAAA一级黄片|日本久久99久久|国际精品AV在线|狠狠2015亚洲一区|美腿丝袜亚洲网站|欧美色多多人人看|国产超碰美女在线|www色色在线色

單詞乎

water gas

water gas是什么意思、water gas怎么讀

water gas漢語翻譯

【醫(yī)】 水煤氣, 水瓦斯

water gas英語解釋

名詞 water gas:

  1. a mixture of hydrogen and carbon monoxide with small amounts of other gases; made by blowing steam over hot coke or coal

water gas例句

  1. A conduit of pipe, especially one used for the conveyance of water, gas, or petroleum products.
    管道，管線一條尤指用來輸送水、氣或石油產(chǎn)品的輸送管道
  2. The principal pipe or conduit in a system for conveying water, gas, oil, or other utility.
    主要管道輸送水、天然氣、石油系統(tǒng)中的主要管道或溝渠或其他公用事業(yè)設(shè)備
0
糾錯(cuò)