查询词典 Rig-vedic

Into the fuel tank to the bottom of the shaft connecting the box with fixed nut to improve the reliability of the rig.

给进油缸下端与立轴箱连接处装有固定螺母，提高了钻机可靠性。

YG-30 construction drilling rig is used for drilling anchor holes in deep base pit of high building, anchor and reinforce side-slope for water conservatory project, water power station project, railways and highways .

yg - 30施工钻机是用于钻井锚孔在深基坑高层建筑，锚，并加强侧边坡水conservatory工程，水利电力站工程，铁路和高速公路。

YGQ-30 construction drilling rig is used for drilling anchor holes in deep base pit of high building, anchor and reinforce side-slope for water conservatory project, water power station project, railways and highways .

ygq - 30施工钻机是用于钻井锚孔在深基坑高层建筑，锚，并加强侧边坡水conservatory工程，水利电力站工程，铁路和高速公路。

7 Mm casing drilling technology in batch drilling on the Chenghai-1 platform in Dagang Oilfield was introduced in detail,including tools used in casing drilling,structures and principles of casing driver and the casing shoe,major equipment requirements of casing drilling,drilling process,and cementing techniques without drilling rig.

mm套管钻井技术在大港油田埕海一号平台批钻井中的应用情况，包括套管钻井使用的工具———套管钻井驱动器和套管钻鞋的结构和工作原理；套管钻井的主要设备要求、工艺流程以及无钻机固井工艺。

7 Mm casing drilling technology in batch drilling on the Chenghai-1 platform in Dagang Oilfield was introduced in detail,including tools used in casing drilling,structures and principles of casing driver and the casing shoe,major equipment requirements of casing drilling,drilling process,and cementing techniques without drilling rig.

简要介绍了套管钻井技术的工艺特点及国内外研究现状，详细介绍了φ339.7 mm套管钻井技术在大港油田埕海一号平台批钻井中的应用情况，包括套管钻井使用的工具———套管钻井驱动器和套管钻鞋的结构和工作原理；套管钻井的主要设备要求、工艺流程以及无钻机固井工艺。

The application of φ339.7 mm casing drilling technology in batch drilling on the Chenghai-1 platform in Dagang Oilfield was introduced in detail,including tools used in casing drilling,structures and principles of casing driver and the casing shoe,major equipment requirements of casing drilling,drilling process,and cementing techniques without drilling rig.

埕海一号平台13口井表层套管批钻井的应用结果表明，采用套管钻井技术可以缩短钻井周期，提高机械钻速，降低钻井成本，而且国产套管钻鞋的钻井指标已接近国外公司同类产品的技术水平，虽然成本相对较高，但批量生产后成本会显著降低。

A kind of CAT hydraulic test rig has been developed in this dissertation. It is used for the experiment and test of valves for coal mining shield support for Zhengzhou Coal Mining Machinery Group.

本文研制了一种CAT液压试验台装置，用于对郑州煤机集团公司所生产的煤矿液压支架用阀进行综合性能测试。

The preparative technique of solid lubricant is cold-press sintering method.The micro-structure , friction surface, lubricant transfer film surface of base material was characterized by SEM; XRD was used to do phase analysis. The degrees of crystallinity of pure PTFE under the different conditions of water cooling, air cooling and furnace-varying cooling were made comparison by XRD. The thermal stability of pure PTFE and solid lubricant was analyzed by DSC-TG; The composition and valence state of elements in the surface of carbon fiber ,solid lubricant before and after friction test and lubricant transfer film were characterized by XPS; The frictional property of solid lubricant was tested by pin and disk test rig .

用SEM表征原料微观结构、摩擦表面及润滑转移膜表面形貌：用XRD进行原料物相分析，及比较水冷却、空气冷却、随炉冷却三种工艺条件下的纯聚四氟乙烯树脂的结晶度；用DSC-TG分析纯聚四氟乙烯树脂及固体润滑剂的热稳定性；用XPS表征碳纤维表面、固体润滑剂摩擦前后表面、润滑转移膜表面的元素组成、价态变化；用销盘式摩擦磨损试验机对固体润滑剂进行摩擦性能测试；采用专用的台架模拟试验机对固体润滑剂镶嵌轴承套与钢轴摩擦副间的摩擦磨损性能进行测定；用莱次偏光显微镜测试固体润滑剂的硬度；用材料试验机测试固体润滑剂的抗压强度等。

The friction and wear characteristics of aluminum-stainless steel composite conductor rail and collector shoe used in metro power supply were investigated on the rig with an electrical current applied across the sliding interface.

通过对销-盘摩擦磨损试验机的夹具和控制部分进行改进，研制出载流摩擦磨损试验装置，并采用该装置研究了地铁钢铝复合式第三轨与受电靴摩擦副之间的载流摩擦磨损特性，采用激光三维共焦扫描显微镜和电子能谱仪等微观手段，结合电接触理论分析了摩擦副的载流摩擦磨损机制。

This paper, with the two-room laboratory rig, tested the cross and counter flow plate type air to air energy recovery heat exchanger at winter standard condition and non-standard condition.

本文在双房间环境的试验平台上，对逆流－叉流板式全热交换器在冬季标准工况和非标准工况下进行了实验测试，结果表明，在冬季标准工况下，其全热效率可达70%。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷