Europe's biggest Stone Age earthworks are at Silbury Hill in Wiltshire.欧洲石器时期最大的土木防御工事位于威尔特郡的西尔布利山。A fuze delay allows penetration of dense woods and light earthworks.用于炮弹穿透浓密的林木和轻型土木工事.The enemy attacked the earthw...
它们的特性可以用简单的实验加以校验.Their properties could again be illustrated by simple experiments.全尺寸原型机可以得到 “ 校验 ”.Full - scale prototypes may be " cleaned up ".机床定期校验,测量工具校验.Make sure all measure instruments and equipments are prope...
I scrolled down to find "United States of America".我向下滚动文档搜索“美利坚合众国”。the United States of America美利坚合众国The United States of America is commonly abbreviated to U.S.A..美利坚合众国常被缩略为U. S. A.....