渣油加工有脱碳工艺 、 氢工艺及沥青气化工艺.Residue processing can be summarized as decarbonization, hydrogenation and asphalt gasification.含碳的铌合金,若在高温下受氧沾污,易产生脱碳现象.In niobium alloy containing carbon occurs decarburization in case of contami...
The old man can't bear anyone in the family to oppose him.这位老人决不能容忍家里有人违抗他.Oppose extravagant eating and drinking and pay attention to thrift and economy.反对大吃大喝,注意节约.Oppose your views against mine.把你的观点和我的观点对照一下....
He had tattooed the name " Marlene " on his upper arm.他将"玛琳 " 这个名字刺在臂的上方.The sailor had a heart tattooed on his arm.那水兵在手臂上刺上一颗心.He had the words "Angie loves Ian" tattooed on his left shin.他在左小腿上文了“安吉爱伊恩”几个字。There'...