梯形

Her two masts leaned a trifle backward ;she carried brigantine, foresail, storm-jib and standing-jib, and was well rigged for running before the wind

船上有两只稍向后倾的大帆，此外还有后樯梯形帆，前中帆，前樯三角帆，外前帆和顶帆。

Her two masts leaned a trifle backward;she carried brigantine, foresail, storm-jib and standing-jib, and was well rigged for running before the wind

船上有两只稍向后倾的大帆，此外还有后樯梯形帆，前中帆，前樯三角帆，外前帆和顶帆。他们为一点小事争吵起来。

The process of converging the data was also discussed. In this way, the data's bulk and storage space is cut down and the efficiency of query is improved while the resolution of information is guaranteed.

通过采用梯形式的聚合方式，在保证有用信息粒度的基础上，可以大大减少数据量和存储空间，提高查询效率。

Couplings include: diaphragm coupling, tire coupling Roller Chain Couplings Diaphragm Couplings drum gear coupling plum-shaped flexible coupling flexible set of dowel pin coupling star flexible coupling elastic dowel pin dowel pin coupling flexible coupling teeth Rigid Couplings Safety Couplings slider coupling universal coupling, etc.; synchronous round types, including circular gear (3m, 5m, 8m) and trapezoidal tooth series, the company can also custom-made by a variety of clients sprocket , gear.

联轴器包括：膜片联轴器，轮胎式联轴器滚子链联轴器膜片联轴器鼓型齿式联轴器梅花形弹性联轴器弹性套柱销联轴器星形弹性联轴器弹性柱销联轴器弹性柱销齿式联轴器刚性联轴器滑块联轴器安全联轴器万向联轴器等；同步轮种类包括圆弧齿（3m、5m、8m）和梯形齿系列，公司还可按客户定做各种链轮、齿轮。

Fully-developed swords of the late Eastern Zhou and Han periods might have had four or even five jade fittings, such as a round pommel ornament, an approximately triangular hilt decoration, a trapezoidal chape on the scabbard to prevent the weapon tip piercing the body, and slides on the scabbard for the attachment of a belt.

周和汉时期综发达刀剑已故东区可能不得不四个甚至5玉石配件，如圆波梅尔装饰品，1大约三角希尔特装饰，一身体梯形沙普关于刀鞘防止武器小费刺穿，及皮带幻灯片上A的剑鞘为附件。

The load curve is concave upward which transfer from bottom to top of the underreamed anchor, the frictional stress distribution along the fixed end is trapezoid.

地锚之荷重传递曲线呈凹向上之方式由锚底向锚顶传递，摩擦应力则大致呈梯形分布。

A new polygon filling method——polygon trapezoidal decomposition filling method——is put forward and realized. An analytical comparing between its time complexity and that of the classical methods shows that it is faster than scan-line algorithm in the case of complex concave polygon.

提出了一条新的多边形填充思路——多边形梯形网格剖分填充法，实现了该算法并将其时间复杂度与经典的有序边表算法进行了比较，说明该方法在复杂的凹多边形情况下处理速度较有序边表快。

Each "box" or room would be linked to other boxes or rooms by links of consequentiality or affinity [1].[1] Still today, in Italy, the medicine students remember the Latin names of the bones imagining the following sequence: a boat, in the shape of a crescent moon, arrives at the Pyramids of Pisa carrying on board a trapeze, a trapezoid and a head hanged to a hook.

每个盒子或房间与其他的盒子或房间具有一定的因果关系或近似关系，好象今天意大利医学院学生在记忆骨骼的拉丁文名称时运用的联想：一艘船，仿佛一轮新月，装载着一个秋千，一个梯形和一个挂在钩上的头颅来到比萨塔。

1 The sealing surface connecting the body flange can adopt the planar type for valves with PN≤2.5MPa; and convexo-concave, tongue

4.2.1 与阀体法兰连接的密封面型式，公称压力PN≤2.5MPa的阀门，可采用平面式；其他压力级应为凸凹式、榫槽式或梯形槽等型式，并在

The method for calculating the expression of the trapezoidal corrugation slow-wave structure is studied in detail,which uses Fourier series expandedness.

利用傅里叶级数展开，给出了一种求解梯形慢波结构表达式的方法。通过数值模拟，研究了级数展开次数对求解精度的影响。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。