查询词典 top beam

According to" Technique Standards of Steel High Building" of China regarding human comfort and the background of Longtan shiplifting pylon, the peak acceleration of tailwind and beam wind and torsion acceleration at the top of the pylon were calculated in this paper.

根据我国《高层民用建筑钢结构技术规范》中关于人体舒适度验算内容，结合龙滩升船机塔柱结构机房的工程背景，分别对其柱顶的顺风向、风向最大加速度及扭转加速度进行计算。

According to " Technique Standards of Steel High Building " of China regarding human comfort and the background of Longtan shiplifting pylon , the peak acceleration of tailwind and beam wind and torsion acceleration at the top of the pylon were calculated in this paper .

根据我国中关于人体舒适度验算内容，结合龙滩升船机塔柱结构机房的工程背景，分别对其柱顶的顺风向，横风向最大加速度及扭转加速度进行计算。

We try to use a modified Bernstein polynomial to reduce the number of variables when calculating the circle array. Finally we use PSO to optimize the circle array and obtain a beam form with a flat top which is needed in the practical design.

在计算圆环阵时尝试引入了修正的波恩斯坦多项式以减少需要优化的变量，并结合工程上的需要，用粒子群优化算法给圆环阵赋行计算得到了主波瓣是平顶的方向图。

Supporting type is suggested to be developed into 3-prop to improve adaptability besides 2-prop and 4-prop. The difference of caving difficulty degree of coal seam is the base of caving coal method at high, medium and low position. Caving with small step and open caving flashboard used widely not only cause serious mixture of coal and rock but also hinder the improvement of top coal recovery. So we suggest caving with large step or closing caving door. Four-bar-mechanism of hydraulic support restricts development of new style caving powered support. Stabilization framework of expansion link and all-shield caving tail beam at high, medium and low position are introduced here.

支架支护型式，除了两柱、四柱以外，建议开发三柱支架以改善适应性；煤层冒放性的差异，是高位、中位和低位放煤方法存在和使用的依据；目前广泛采用的小步距放煤和开放式放煤插板不仅造成严重混矸漏矸，也妨碍顶煤回收率的进一步提高，建议采用大步距放煤和可关闭放煤口；液压支架四连杆稳定机构，制约了新型放顶煤液压支架的开发，介绍了液压支架伸缩杆稳定机构及全掩护拖移高位、中位和低位放煤尾梁。

On the basis of the theory model of the excimer's partly coherent flat-top Gaussian beam, the diffractive characteristic of micro-lens array homogenizer is theoretically analyzed.

根据准分子激光的部分相干平顶高斯光束理论模型，对微透镜阵列器均束的衍射特性进行了理论分析。

By 2006, Johnson was ready with new skills, including a Jaeger on bars, and two top-difficulty skills: full-in beam dismount and double-twisting double back floor exercise mount. She won the

到2006年，约翰逊准备好了各项新技术，包括高低杠的叶格尔空翻和两个世界级的高难度动作：平衡木的早旋落地与自由体操的连续两次向后翻腾两周。

A horizontal beam connected to the top of a ship's vertical keel or to the keelson.

连接船只的直立龙骨的顶部和内龙骨的平板。

As he plowed his fields he concieved of drawing a picture with an electron beam just like he was plowing the field, one line at a time, from top to botton and side to side.

正如他自己领域的袭击，他concieved绘制的图片与电子束就像他是春耕外地，一次一行，从顶部向底部和侧面向一边。

Top and seat angle connections is a typical semirigid beam to column connection.

上下翼缘角钢梁柱节点是一种典型的半刚性梁柱节点。

Once you make it to the top, lean backwards and jump to the balance beam.

一旦您进入前，精益向后跳转到平衡木。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。