查询词典 rotary

Keywords: bore-hole trajectory;guidance;computer simulation;rotary drilling steering tool;close-loop drilling

中文关键词：井身轨迹；制导；计算机仿真；旋转导向钻井工具；闭环钻井

In a later Boulton and Watt engine, dating from 1788, the up and down motion of the beam was converted into a rotary motion .

1788年，瓦特和波尔顿将上下移动的吊杆改装成旋转式的。

Aiming at the deficiency,the type of YHK-2 sliding nozzle is developed.The down nozzle adopts rotary-type,and gas springs are arranged to the both sides of a spring box in the structure of the sliding nozzle,then the question of bleeding out is solved and the life of gas spring is lengthened,and the cost of the production can be decreased by 138 Yuan per heat.

针对其不足，开发了YHK-2型滑动水口，把下水口改为旋紧方式，气体弹簧布置在滑动水口机构的两侧弹簧箱内，解决了下水口和下滑板间的穿漏钢问题并提高了气体弹簧的使用寿命，使每炉钢生产费用降低138元以上。

"You probably get told by Rotarians often that you are the future of Rotary," Boyd said.

"你或许听到扶轮社社员经常告诉你们是扶轮的未来，"白义德说。

Are the future of Rotary," Boyd said."

"你或许听到扶轮社社员经常告诉你们是扶轮的未来，"白义德说。

Compared with ordinary suction or brattice suction, the suction controlled by rotary jet has the following advantages

与普通抽吸或普通风幕屏蔽抽吸相比，旋风屏蔽控制捕吸具有以下特点

In order to avoid the pollution caused by slurry around bridge-building sites, they use dry-boring by rotary drills where possible

桥梁施工中为减少泥浆对桥位处的环境污染，尽量采用旋转钻机干法成孔。

It is put forward that the cutting forces in broaching external rotary surface can be calculated by cutting force per unit area of cut .

以加工曲轴为例，依据拉削原理，通过加工过程中切削层参数的分析计算，指出：拉削外回转表面时的切削力可按照单位切削力计算原理来计算。

With mathematical calculation on matrices, the transformation formula between tool and workpiece is obtain to build a kinematics model for rotary broaching.

首先，依据数学矩阵运算的方式，推导刀具与工件之间的座标转换公式，建立一套旋转拉孔的运动学模式。

A Rotarian since 1971, he is currently a member of the Rotary Club of Firenze Brunelleschi.

他在1971年加入扶轮，目前是佛罗伦斯-布鲁涅内斯基扶轮社社员。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。