短语词组短語oil l content gauge 存油指針oil l content meter 油量表insulating oil gas content 電氣絕緣油的氣躰含量;絕緣油的氣躰含量oil -content in sewage 汙水含油high oil -content 高含油oil moisture content 油霧含量low -oil-content 少油的 返回 oil content