研究了具有弹性夹层的层板结构的振动特性.The vibration behaviour of sandwich structure with spring interlayer is studied.导出了双层板 ― 性夹层的综合单元刚度矩阵.The stiffness matrix of synthetic dual plate - spring interlayer element is deduced.型主动脉夹层的治疗——腔内修...
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...
Her questions have caught the department chairperson flat - footed.(她的问题,使系主任惊讶.)Ducks are web - footed to help them move through the water.鸭子脚上有蹼,便于游泳.The wing - footed messenger Hermes ( Mercury ) was the god of commer...
As 2010 begins, Neptune is still in Aquarius and your eleventh house.由于2010年开始, 海王星仍然在宝瓶座和你的第11宫.AQUARIUS: Skips chocolates altogether -- they prefer a box of carob and raisins health bars.水瓶座对巧克力 根本 就不感冒,他们更喜欢用稻子豆和葡萄干做的...
Is a tax increase still out of the question?增加税收仍然是不可能的事吗？For the homeless, private medical care is simply out of the question.对于无家可归的人而言，私人医疗纯粹是天方夜谭。It is totally out of the question to postpone the midnight deadline.想要...