Ferrography technology is a important mean for detecting scale diesel engine trouble.铁谱技术是诊断大型柴油机磨损故障的重要手段.Color information of ferrography image is important to particle identification and wear condition analysis.铁谱图像所包...
Their full catalogue costs $5, redeemable against a first order.他们的完整目录售价5美元，第一次订购时可返还这5美元。Send for your free catalogue today.今天寄信索要你们的免费目录。The catalogue is full of testimonials from satisfied customers.这份商品目录满篇皆是称心顾客的赞辞...
It was a sorely needed lesson because I had an inveterate arguer.这是个独一无二的重要的教训,我原来是个固执,拗强的人.What a shifty arguer he is, refusing ever to give a straight answer.他真是个狡诈的辩论家，总是拒绝给出直截了当的回答。In summary, arguer fails to convinc...