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- Wind tunnel model tests were conducted to investigate the power spectral density (PSD) and the coherence of the wind load on the CAARC standard tall building model in exposure categories B and D. 结果显示:不同高度的无因次风荷载功率谱密度具有较好的一致性;在顺风向,不同高度风荷载间的相干特性显示出指数式的衰减规律;在横风向,风荷载在漩涡脱落频率附近有很强的相关性,相干函数值接近于1。
- Research on MTU Issue in a Special Tunnel Model 隧道模型下MTU问题的研究
- reduced small-scale tunnel model 缩尺模型
- Research on Small Clear Distance Expressway Tunnel Model Test 小净距公路隧道模型试验研究
- The lorry went into a spin on a patch of ice. 卡车在一片冰地上打滑了。
- Let's go for a spin in my new car. 坐我的新汽车兜一圈吧。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- I've been in a real spin all morning. 我整个上午都晕头转向的。
- The pitcher gave a spin to the ball. 投手使球旋转。
- Videogrammetry application in wind tunnel model attitude measurement 视频测量方法在风洞模型姿态角测量中的应用
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- He has been in a spin since the defeat. 他被击败以来一直情绪低落。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- Get your bicycle and come for a spin. 把你的脚踏车拿来去兜一圈。
- My sister can spin on her toes like a dancer. 我妹妹能像舞者一样踮着脚尖旋转。
- The news sent prices into a spin. 那消息使物价急遽下降。
- They spin at 400-500 revolutions per minute. 它们每分钟旋转四百到五百周。
- The two lanes merge going into the tunnel. 两条车道会合后引入隧道。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
