梯形的

Solving a differential equation 2 Euler, Euler and improve previous trapezoidal method.

求解一阶常微分方程的两个欧拉法，先前欧拉和改进梯形法。

PLC Freeport mode is used to complete the communication with PC and electron balances.

可编程逻辑控制器的程序采用Step7梯形图编写，实现通信和控制功能。

REBATES up to 1% of purchase price and no cost loans in Breckenridge, Dillon, Copper Mountain, Keystone, Frisco and Silverthorne Colorado.

回扣高达1%的购买价格和支付任何费用，贷款布雷肯里奇，狄龙铜山区，梯形，弗里斯科silverthorne和科罗拉多州。

Three kinds of flight cross sections were researched including rectangular cross section, hackle cross section and trapezoid cross section.

本文讨论的螺纹断面形状为三种：矩形断面、锯齿形断面，梯形断面。

The slant angles of hackle cross section affecting PC melt conveying performance were also researched.

对于梯形断面综合考虑圆弧半径与倾斜角度变化对熔体输送性能的影响。

In order to improve the uniformity of its output energy density, this paper describes a novel trapezoid prism homogenizer.

为了改善其光束强度分布的均匀性，介绍了一种新型梯形棱镜式准分子激光光束均匀器。

In order to solve this problem,the cross wing of diamond wing profile and isosceles trapezoid wing surface is designed which is of suitable size and smaller effect on projectile resistance.

因此，设计了外形尺寸合适、影响较小同时又能满足弹丸修正能力要求的菱形翼型等腰梯形翼面。

Apparatus CO2、Gas bottles、Calcium carbonate（CaCO3）、dilute hydrochloric acid、 Candles、Beaker、purple litmus solution、clear limewater, etc

制二氧化碳装置一套、集气瓶、碳酸钙、稀盐酸、小蜡烛两支、带梯形铁片的小烧杯、紫色石蕊试液、澄清石灰水等。

This paper analyzes the example of design PLC ladder diagram by predicate logic method,and illuminates relative merits.

使用谓词逻辑法举例分析PLC梯形图的编制过程，并分析其优缺点。

Angle in flow path is the biggest influence factor to flow index, the relationship each other is negative, and the relationship between the discharge coefficient and angle is also negative.

梯形流道上底宽对流量系数和流态指数影响显著，且与流态指数和流量系数呈正相关关系；流道转角对流态指数的影响显著，且与流态指数和流量系数呈负相关关系。

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。