They refined crude oil into various petroleum products.他们将原油提炼成各种石油产品.ABout 90 % of the waxes in commerce are recovered by dewaxing petroleum.工业用蜡中约有90%是由石油中回收的.The petroleum exploration geologist working with subsurface...
机枪在黑暗中吐出一道凶厉的白光,活象一支喷火的乙炔吹管.In the darkness, the machine gun spat a vindictive white light like an acetylene torch.同时介绍了该锅炉的吹管工艺特点.At the same time, the features of pipe blowing technology for the.在使用乙炔设备之前,总是用肥皂水检查所有的调整...
他贱卖房子去还债.He bargained away his house to the debt.想来想去,她只有一条路可走: 贱卖.After much thought she could see only one way out: to sell herself cheaply.然而, 他仍与斑马军团有着合同直到2013年,此前他不会被贱卖.However, he a contract with Bianconeri until 2...