Determination of sulfureted hydrogen in liquid petroleum by iodometric method 碘量法测定液体石油产品中硫化氢含量
China Gas, which is listed in Hong Kong, operates city gas pipelines and distributes gas and liquid petroleum gas to residential and commercial customers. 在香港上市的中燃业务涵盖城市天然气管线的运营以及向居民和商业用户输送天然气和液化石油气。
Fossil fuels The characteristics of alternate fuels, such as natural gas, liquid petroleum gas, hydrogen, dimethyl ether, alcoholic fuel, and biomass fuel, were introduced. (煤、石油、天然气等)矿物燃料介绍了几种车用清洁代用燃料&天然气、化石油气、能源、甲醚、燃料及生物燃料的特点。
Liquid petroleum products-determination of hydrocarbon types-fluorescent indicator adsorption method 液体石油产品烃类测定法-荧光指示剂吸附法
Crude petroleum and liquid petroleum products-laboratory determination of density-hydrometer method 原油及液态石油(LP)产品-密度及相对密度测定方法-液体密度计法