前顶

It is assumed that it is adiabatic compression during start-up process before the atmophere pressure in flow passage rise to relief pressure, the thermodynamic equation, momentum equation and rigid water hammer theroy have been applied for the analysis and calculation the variation law of air during this transient process.

假设流道内气体未达虹吸驼峰顶处真空破坏阀排气压力前的起动过渡过程处于绝热压缩状态，运用能量方程结合动量方程和刚性水击理论，计算分析出了流道中的气体压力在起动过渡过程中的变化规律。

Using the adjoint operator of PW, nine sites'PWs are successfully assimilated into the initial condition and altered the initial temperature, water vapor and wind field. The change varies with variable fields and pressure levels.

本文利用开发的用于同化可降水量和天顶延迟的模式，成功地将9个站点的大气可降水量的分布及变化信息同化到初始场中，从而使初始场在湿度场、温度场和风场方面较同化前得到改变，这种改变在不同变量场、各个层次上变化的大小和形势是不相同的。

To evaluate the efficacy of the monolayer anastomosis above chest top in front of aortic arch with domestic anastomose apperatus in treatment of esophageal cancer.

探讨食管癌用国产吻合器在食管胃经主动脉弓前超胸顶单层吻合术中的应用。

Car walls and car door hairline stainless steel, 1 car operation panel in front wall with micro touch buttons, position indicator and direction arrow, hairline stainless steel ,flat,3-side.door-open button, door-close button, alarm button, overload protection device with audible and visible signal, intercom system with 5 terminals(pit/car/car frame/machine room/supervision room,cable to supervision room excluded), suspended ceiling type 'Voute', emergency lighting, automatic operation for car light and fan, PVC-flooring, light curtain door protection.

轿厢、轿门表面为发纹不锈钢，一个带有微触按钮和层位及方向显示的不锈钢控制面板位于轿厢前壁，轿厢壁三面均配发纹不锈钢圆扶手，开关门按钮，报警按钮，带有声觉和视觉信号的满载及超载保护，五方通话系统（底坑/轿厢/轿顶/机房/监控室，不含至监控室电缆），"Voute"天使型吊顶，应急照明，轿内灯光及风扇自动关闭，PVC地板，154束3D光幕门保护系统，预留轿厢至机房视频及音频电缆（不含摄像头及至监控室电缆）。

Bald-headed leader who early in the morning shuttle bus out to the venue, gas permeability is not one, they came to donate their funds before the donation box.

那些秃顶领导大清早专车出来，到了会场，气也不透一口，便来到捐款箱前捐出他们的款项。

Top presentation, the left occipital bone in the pelvis, forward, the fetal position for the left anterior occipital, is the most common abnormal fetal position, but also relatively easy to Shunsheng the fetal position.

顶先露，枕骨在骨盆左侧，朝前，则胎位为左枕前位，是最常见的正常胎位，也是比较容易顺生的胎位。

For example, the top presentation, the left occipital bone in the pelvis, forward, then before the fetal position for the left occipital, for the most common fetal position.

例如顶先露，枕骨在骨盆左侧，朝前，则胎位为左枕前，为最常见之胎位。

Scrum - the formation used in the setplay restarting play after a knock-on or forward pass. The forwards from each side bind together and then the two packs come together to allow the scrumhalf with the feed to deliver the ball to the scrum.

斯克兰，俗称顶牛，当场上出现违例情况，如前传或前掉，裁判会召集双方的各八名前锋在违例发生的点进行斯克兰的顶架，由得到球权一方的9号队员喂球进入斯克兰下的通道，是一种重新激活因违例而死球的比赛的一种形式，和界外球相仿。

Scrum - the formation used in the setplay restarting play after a knock-on or forward pass. The forwards from each side bind together and then the two packs come together to allow the scrumhalf with the feed to deliver the ball to the scrum.

o， J5 b！ E% k% x'~ a-{0 w达阵·中国论坛斯克兰，俗称顶牛，当场上出现违例情况，如前传或前掉，裁判会召集双方的各八名前锋在违例发生的点进行斯克兰的顶架，由得到球权一方的9号队员喂球进入斯克兰下的通道，是一种重新激活因违例而死球的比赛的一种形式，和界外球相仿。

Scrum - the formation used in the setplay restarting play after a knock-on or forward pass. The forwards from each side bind together and then the two packs come together to allow the scrumhalf with the feed to deliver the ball to the scrum.

N； Y*~ Z$ Z A英式橄榄球，Rugby，中国橄榄球，橄榄球在线视频，全黑队，三国赛斯克兰，俗称顶牛，当场上出现违例情况，如前传或前掉，裁判会召集双方的各八名前锋在违例发生的点进行斯克兰的顶架，由得到球权一方的9号队员喂球进入斯克兰下的通道，是一种重新激活因违例而死球的比赛的一种形式，和界外球相仿。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐