查询词典 plaster block

But in actual experimental process, the viscous force of friction has influenc in the varying degree to the measurement result when the initial velocity of the slide block is different.

在气垫导轨上做碰撞实验，最大限度地减少了摩擦阻力的影响，但在实际的实验过程中，仍发现滑块的初速度不同时，粘滞性摩擦阻力对测量结果有不同程度的影响，为此在气垫导轨上增加了电子发射装置，较好地控制滑块的初速度和测量滑块的加速度，从而减小粘滞性摩擦阻力对测量结果的影响。

These will block at least 70 percent of UVB, 20 percent of UVA, and less than 60 percent of visible light.

这些可以过滤掉70％的UVB和20％的UVA，阻挡掉不超过60％的光线。

They are looking to buy a plot of land high up in African mountains, where they'll be able to withstand the monstrous tidal waves and wait out the cloud of volcanic dust that they said would block out the sun.

他们正在寻找购买土地在非洲的高山区，在那里他们将能够承受的滔天巨浪，等待出的火山灰，他们表示，将防晒，云阴谋。

Nuclear reactors will melt, buildings will crumble, and a cloud of volcanic dust will block out the sun for 40 years.

核反应堆将融化，建筑物将会崩溃，以及火山灰尘会挡住40年太阳云。

It contained system principle block diagram, exposition to the main part, circuit and software flow chart. The test of volt-ampere characteristic to sample tester were provided. It is easy to find that this tester has very good performance according to the test result and it is a more practical.

详细地给出了该测试仪的系统实现原理框图，并对其中的主要部分进行了详细地阐述，给出了相应部分的电路原理图，以及软件实现流程图，并通过对所设计的样机进行了伏安特性的测试，根据测试结果可以看出，该测试仪具有很好的性能，是一个比较实用的测试仪器。

Congress would be able to block the last installment through a vote if it was unhappy with the program.

如果国会对拯救计划感到不满，可以通过表决拒拨剩余款项。

The presented insulating lift adopts the traditional scissor structure, and is actuated by the master-slave voussoir and horizontal slide block with relay style.

该绝缘升降平台采用传统的剪叉式结构，以及绝缘主从楔块驱动和水平驱动相互接力交替作用的驱动方式。

Written by top USA TODAY personal finance columnists experts Sandra Block, John Waggoner and Kathy Chu, this book covers all the most pressing financial issues that families face.

写的顶端今日美国个人理财专栏作家专家桑德拉座，约翰waggoner和Kathy的幼麟，这本书涵盖了所有最紧迫的金融问题的家庭面对的问题。

To protect the turtle, I was going to put it in my block wagon.

为了保护这个海龟，我准备把它放到我的货车上。

Water Table - The water table is the walk-around at the top of standard derricks which supports the crown block.

天车台：天车台是围绕在标准井架顶部的平台，用于支承天车。

Apllied the data of QuickBird-2——the highest resolution remote sensing,and based on the theory and methodology of fractal geometry,we have quantitatively studied remote sensing lineations in Gaolong gold deposit of Guangxi.

采用Quick Brid-2高分辨率卫星遥感数据，通过分形几何学的盒计维数法，定量研究广西高龙金矿区遥感线性构造。

So, sometimes, to change the color can not be your food (referring to the above-mentioned crustacean) has been a sign of boiling over.

所以，有时，来改变颜色，不能你的食物一直是沸腾了的迹象。