A good deal of old equipment needed junking and replacement.许多老旧的设备都应该废弃,另外添购新的.Sending a replacement jet would have been uneconomic.当时派一架喷气式飞机去替换的话，代价太大了。Among them the widespread phenomenon of isomorphism - phase repla...
...an engineer who was moonlighting as a taxi driver...兼职开出租车的工程师Sarah: Bruce Willis of the hit TV series - Moonlighting?萨拉: 演热门电视连续剧“蓝色月光侦探社”的布鲁斯·威利斯?Victor : I will have to start moonlighting to make both ends meet.我得要...
关于牛恶性卡他热的病理发生,仅能获得一些零星的资料.Only fragmentary information on pathogenesis of bovine malignant catarrhal fever is availible.诊断通常在卡他期终了前尚不能作出.The diagnosis is usually not made until the end of the catarrhal stage.这些细胞的溶解和分离,产...