As cement retarder , the effect of desulphurize ashfuel oil ( DADFO ) was studied here.研究了石油焦脱 硫 灰渣用作水泥缓凝剂对水泥性能的影响.As a raw gas for carburizing, it is necessary to desulphurize in the gas sufficiently.所以作为渗碳用原料气必须对天然气充分脱...
Pearson massaged his red-dened cheek.皮尔逊揉了揉自己泛红的脸颊。Mr. Pearson's income allows of no extravagance in his way of living.皮尔逊先生的收入不允许他过奢侈的生活.Professor Pearson gave the inaugural lecture in the new lecture theatre.皮尔逊教授...
"Opium" is a provocative, sensual, and voluptuous fragrance which makes all your senses vibrate.“鸦片”是一种刺激性的、能引起感官快感的香料，能使你所有的感官兴奋起来。It's important to tighten up the wheels properly, otherwise they vibrate loose and ...