查询词典 lead

By changing the value of the blade thickness, cone angle, lead and height of fillet weld, influences of these parameters on the strength and displacement of the screw conveyor are investigated which form the base for optimization of the conveyor structure.

论文还通过调整螺旋输送器的叶片壁厚、半锥角、导程和焊角高等几何结构参数，研究了各参数的变化对螺旋输送器强度和变形的影响，为结构优化设计奠定了基础。

The gyro gunsight at last solved the most difficult problem faced by pilots and air gunners, that of finding the correct angle of deflection or 'lead' needed to hit the target when it was moving across the line of fire.

陀螺瞄准镜最终解决了飞行员和空中射手面对的最困难的问题，那就是在目标横越发射线的时候，找到正确的命中目标所需要的前置角度或者提前量。

After the plane that Lai spy brother invented 1903 enters the space before long, make the car that can fly in the sky be become at that time the dream of the person angle of lead of a few thoughts.

每当这时，人们恨不得汽车能长出一双翅膀，腾空而起。1903年莱特兄弟发明的飞机升空后不久，制造能够在天空飞行的汽车便成为当时一些思想超前的人追逐的梦想。

PROJECT_ON_DRIE_SURFACE—Preseres the lead angle of the tool axis relatie to the surface normal for each explicit axis defined at locations on the surface.

投影在驱动曲面上–保留刀具轴相对于在曲面的多个位置处定义的每个显式轴的曲面法向的导引角。

The fan angle of lower leg of lead leg at last run up stride greatly influences the falling of CG and the horizontal velocity before coming to board and the vertical veloxity of take of .

，其小腿支撑扇角对踏板前的身体重心下降，水平速度以及离板瞬间的重心垂直速度有重要影响。

Furthermore, finite element program ABAQUS6.5 was also used to simulate experimental course. Results show that the change of ply splice angle will lead to shear stress concentration on 0 ply in splice region. But the average of shear stress along notch root of specimens almost does not change.

采用有限元软件ABAQUS6.5对实验过程进行模拟，得到拼接层角度改变将引起拼接层中0层出现切应力集中，但沿缺口切应力的平均值几乎不变。

The max stress and the max radial displacement of conveyor is also proportional to the square of rotational speed. With the decrease of the blade thickness, both the stress and axial displacement of conveyor increase rapidly. The stress and radial displacement will increase with the increment of half cone angle and lead.

螺旋输送器的最大应力强度和最大径向位移均与转速近似地成二次方关系；减小叶片壁厚，沉渣对螺旋叶片作用的正压力所引起的叶片的最大轴向位移增长较快；正常工况下，螺旋输送器的最大应力强度和最大径向位移都随着半锥角和导程的增加而增大。

Use the base holder to go to the easy nimbly , install, may pass the angle of elevation adjusting a lead plane to apply to different height, if thinking of more comfortable , may a base be got down by one key, both hands hold hold , enjoy on lying in bed happy treating.

使用方便灵活，装上底座支架，可通过调整主机仰角以适用不同身高，如果想更舒适，可将底座通过一键取下，双手持握，躺在床上享受治疗的快乐。

Because the increasing of dip angle can lead to special strata behavior which cause difficulties to mining, The strata behavior theory can not be simpely borrowed from that of flat and gently inclined seams. In order to cut down roof accidents and increase production efficiency, the strata movement and stress distribution must be reassessed for seam with deep dip angle.

煤层倾角增大带来了矿压显现的特殊性和开采上的困难，不能再简单地借用水平和缓倾斜煤层的矿压理论，而必须对大倾角煤层围岩运动与应力分布予以重新评价，以降低顶板事故，提高生产效率。

At present, China Excellent javelin thrower lower limb segment placed before the positive tread in the poor backward angle variations of the trunk is small, the level of Pull angle fluctuations, lead to physical decline in the focus of the horizontal velocity, cross-step and go beyond the combination of devices is not ideal, beyond the equipment is not sufficient.

目前我国优秀标枪运动员下肢环节的积极蹬地前摆欠佳，躯干后倾角度变化幅度小，水平拉引角波动较大，导致身体重心水平速度下降，交叉步与超越器械的结合还不理想，超越器械不充分。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。