Briefly introduces the structure, working principle and technical features of DQ70BS top drive device.
简述了DQ70 BS顶驱的结构、工作原理和技术特点。
In view of this, author launched the design and research in a full-hydraulic top drive drilling system.
鉴于此，笔者开展了全液压顶部驱动钻井系统的设计与研究。
Comparative Analysis of Electric drive top drive drilling system and hydraulic driven top drive drilling system.
对比分析电驱动顶驱和液压驱动顶驱。
The driller slowly hangs off the traveling block or top drive in accordance with the derrickman's or floorman's signal.
看着井架工或钻工的手势，司钻慢慢的把游车或顶驱挂住。
Prior to lowering the top drive system or rigging down, ensure that sufficient wraps of drilling line remain on the drum.
在下放或拆卸顶驱系统之前，要保证辊筒上留有足够的大绳圈数。
Having completed calculation of top drive counter-torque and mast mechanics analysis, an upgrading proposal has been put forward.
完成了安装顶驱后反扭矩的计算和井架力学分析，并提出了井架结构的改造方案。
The Floormen spin out the connection using the air spinner, or if applicable, the Driller utilises the top drive to spin out the connection.
钻工使用气动旋扣器卸开扣，或者如果可能，司钻用顶驱卸开扣。
By using Shengli No 3 offshore platform as an example, the importance and procedure of maintenance of the hydraulic systems of the top drive drilling rig are introduced.
以胜利三号平台为例介绍了顶驱钻机的维护系统及其重要性。
It can increase the hole inclination Angle range and drill elevation Angle holes, while setting the top drive power head and hole top plate toward the opposite direction.
动力头及孔口板调转方向，可直接钻凿仰孔，大大增加钻孔倾角范围。
However, the study in the hydraulic top drive only used in the service machine, poor-boy rig, also there have no research on deep and ultra-deep series of hydraulic top drive unit in China.
然而，对液压顶驱的研究，还停留在修井机、和浅井钻机上。国内目前还没有深井和超深井系列的液压顶驱装置。
It also watches for what's called "close by hands", where both hands are close together near the top of the wheel, so the driver can type with both thumbs and drive at the same time.
它还关注所谓的“近距离接触”，即两只手靠近方向盘顶部，这样司机就可以一边开车一边用两个拇指打字。
I not only met my goal, but I also was the top salesperson on the drive.
我不仅达到了目标，还成为促销活动中销售量最高的人员。
Because most applications built on top of this service drive traffic back to Amazon (each item returned by the service contains the Amazon URL).
因为几乎所有购建在这项服务之上的应用都为亚马逊带来了流量(该服务返回给应用程序的产品中含有亚马逊的链接)。
In simple terms, the Murano CrossCabriolet is an all-wheel-drive Murano crossover in which an automatic folding fabric top replaces the metal roof, and the two rear doors have been eliminated.
简单来说，美人奴跨界敞篷车就是一款四轮驱动的美人奴跨界车，只是用自动折叠的软顶取代了金属的硬顶，而且取消了两个后方车门。
So, you really have to have that drive and ambition to make it to the top.
因此，必须有驱动力和目标才能做到最高的职位。
He has observed many top managers going about their business and is beginning to think it requires a special sort of drive and personality.
通过观察很多顶级教练们的工作状态，他承认担任教练一职需要一些特别的品质和动力。
The only security Grouse Lodge arranged was to post three guards on rotation at the top of the drive to intercept unwelcome visitors.
格劳斯别墅唯一设置的防卫是三名保安轮流高速驾车去拦截不受欢迎的访客。
Hospitality sites are struggling to satisfy this drive-by traffic; search engines drove the most visitors (56%), so aligning site content with the top search keywords is of Paramount importance.
酒店网站正努力满足这种随机访问的网络流量；搜索引擎可以带来最多的用户(56%)，因此将网站内容和最高频率搜索关键词联系起来是至关重要的。
After you download SSVNC (see Resources), unzip the file into the top-level directory on your c: drive.
下载ssvnc(见参考资料)之后，把文件解压到c：驱动器上的顶级目录。
Sadly, the MGA drivers were not permitted to drive the track because their cars were open top and they had no crash helmets.
可悲的是，MGA的司机没有被允许在赛道驾驶，因为他们的赛车敞篷，且他们没有戴头盔。
Reeling is equipped with shaft - less pneumatic cone top device, individual motor drive, double work - place, non - stop high speed automatic picking function, which upgrades the working efficiency.
收、卷采用无轴气动锥顶装置，单独电机驱动，双工位收放料，不停机高速自动接料功能，提高了工作效率。
Drive shaft is top coming and a choice of right or left hand or double shafts.
驱动轴顶部驱动，左右手均可选择或双轴同时驱动。
Solo also pushed a drive from Canada captain Christie Sinclair over the top of the net in the final minutes.
最后时刻，她又扑出了加拿大队长克里斯汀辛克莱尔朝球门上角的射门。
Then the structural accident of total section drive-through type crack is caused in arch frame top chord, which is induced by hoisting and detection using pulley arbitrarily.
铜绿山矿某三铰拱屋架单轨吊梁结构体系，因技术改造增加设备简体重量，随意用滑轮组起吊检修，导致拱架上弦全截面贯通式开裂的结构事故。
But you're unlikely to drive down - Big Surf Island is home to some massive jumps and the top of this tower is no exception!
但是我想你不会再开着车下来——大浪岛是超级跳跃之家，当然，这座大楼也不例外！
The driven member may be provided by a drive bit on a portable router secured to the table top.
可以通过固定在工作台台面上的便携式刳刨机上的驱动钻头设置从动元件。
Therefore we add the probe of touch system with position measure in the drive to measure the position of the top of the cylinder.
故在驱动装置上增加触发式位置检测探头用于测量缸体顶面位置。
This dry white wine is clear. In a hot summer day, the cool tastes with the top grade seafood of the Mediterranean Sea will surely drive you away.
口味清新，有着榛子果实的香气。炎炎夏日中冰凉的味道配上地中海优质的海鲜，烦恼就这样一扫而空。
This dry white wine is clear. In a hot summer day, the cool tastes with the top grade seafood of the Mediterranean Sea will surely drive you away.
口味清新，有着榛子果实的香气。炎炎夏日中冰凉的味道配上地中海优质的海鲜，烦恼就这样一扫而空。
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