The position of the rod is determined by a micrometer screw gauge or spherometer.
杆的位置由千分尺螺丝规或球度计确定。
But in the ceiling, whether we choose the asbestos board or choose the mineral wool board, usually hang with a screw rod, so that it can be more durable.
可是在吊顶时，无论我们选择的是石棉板还是选择的矿棉板，一般都是用螺丝拉杆悬挂，这样才能够比较经久耐用。
The hoisting jack calls the mechanical hoisting jack, is by the manpower through the screw vice-transmission, the screw rod or the nut sleeve achievement goes against lifts.
液压千斤顶又称机械式千斤顶，是由人力通过螺旋副传动，螺杆或螺母套筒作为顶举件。
The guide rod and bearing system support the load while the ball screw drives the load.
该指南杆和轴承系统的负载，同时支持的滚珠丝杠驱动器的负载。
After lower part installs the horizontal screw rod, but can also cause the heavy item to make the small distance to move horizontally.
下部装上水平螺杆后，还能使重物作小距离横移。
As the key component of extruder, the structure of screw rod has a great effect on the characters of puffed materials.
作为挤压膨化机关键部件的螺杆，其结构对膨化物料的性状有着十分重要的影响。
The inverter controls the adding of medicine accurately through regulate the speed of screw rod rotating.
变频器通过对螺杆的调速，进而对药品的投加量进行精确的控制。
The final shape helps the seal screw rod compressor assembly drawing, the contour dimensional drawing and each main detail drawing.
最终形成全封闭螺杆压缩机总装配图、外形尺寸图和各主零件图。
Nonetheless, this mechanical study provides potentially useful information regarding the performance of the various posterior rod-and-screw constructs.
尽管如此，本研究还是可以提供一些关于不同后路顶棒装置性能的有价值的信息。
Complete stoppering of the vials usually by hydraulic or screw rod stoppering mechanisms installed in the lyophilizers.
使用安装在冻干机内的液压装置或螺杆全加塞。
Through the introduction of the internal structure of sliding valve in screw rod compressor, the methods of dealing with the problems in controlling the energy level of compressor were indicated.
通过介绍螺杆压缩机的滑阀的内部结构，处理压缩机能级控制出现的问题。
Cylinder helical screw rod manufacturing technology plays an important role in the hydraulic and petroleum machinery.
圆柱螺旋面螺杆加工技术在水力、石油机械生产中占有重要地位。
If the change rules generally to replace the expansion tyre, Zhang Xin, screw rod and slot.
如若变更规则一般要更换涨胎、张芯、螺杆和槽棒。
When the positioning bearing block is in spin welding along with the cylinder body, a cantilever screw rod shaft is in a relatively stable state to satisfy automatic welding.
定位轴承座随筒体旋转焊接时，悬臂螺杆轴处于相对稳定，满足于自动焊接。
The invention broadens the adjusting range of the axial pulsation intensity so as to better meet the demand of screw rod axial pulsation of the squeeze machine.
本发明扩大了轴向脉动强度的调节范围，从而可以更好地满足挤出机螺杆轴向振动的要求。
Because the mechanism replaces a traditional screw rod and screw nut mechanism, the rotary furniture has simple structure, stable rotation and low cost.
用这种机构代替传统的螺杆螺母机构。可使旋转类家具结构简单，旋转平稳，成本降低。
The invention relates to a screw rod drilling tool used for petroleum drilling, and particularly relates to the technical field of petroleum drilling equipment.
本发明涉及一种用于石油钻井的螺杆钻具，具体涉及石油钻探设备技术领域。
The catalyzing device is provided with a catalyzing pipe and a vortex catalyzing screw rod.
催化装置在于有一个催化管和涡流催化螺杆。
The upgraded drum locking device has integral drum locking blocks and a float screw rod, with the antivibration performance improved and the thread clearance eliminated.
改进的穿孔机转鼓器结构，采用整体压鼓块和浮动丝杆，消除了螺纹间隙，提高了抗振性能。
The utility model relates to a fast anvil vice which is a simple, convenient and practical new device which can arbitrarily regulate a vice travel without a screw rod rotating.
这是一种不通过螺杆旋转任意调节虎钳行程，简单、方便、实用的新型装置。
In this paper, a model was deduced from the heating exchange of screw rod in cooling and was simplified with mathematics. Its construction was simple and practical.
根据螺纹钢筋轧后控冷中的热交换特点，从理论上进行了分析与推导，并利用数学方法进行简化，得到结构简单实用的数学模型。
When the driver bit of the screw rod needs to be replaced, as long as the clip ring is gently pulled downward. The screw rod is turned and the clip ring is released.
需要更换螺丝杆刀头时，只要轻轻向后拉动卡环，调转螺丝杆再放开卡环即可。
The lug boss is arranged between the screw head and the screw rod, and the external circumference of the lug boss is provided with a plurality of longitudinal grooves.
该凸台是设置在该螺头与该螺杆之间，其外周缘设有若干纵槽。
Screw jack: Uses the screw rod or the fluctuation sleeve which impels by the screw rod goes against as the rigidity lifts a hoisting jack.
螺旋千斤顶：采用螺杆或由螺杆推动的升降套筒作为刚性顶举件的千斤顶。
With the upgraded locking device the axial force of the screw rod is reduced by half when roiling, Which makes the drum locked more reliably.
轧制时丝杆轴向受力减小一半，使转鼓被锁紧得更可靠。
The therapeutic effect of nerve decompression and vertebral canal plasty combined with the screw-rod system fixation of posterior pedicle of vertebral arch and the fusion of bone graft is fine.
神经减压和椎管成型辅以后路椎弓根钉捧系统同定及植骨融合术治疗退行性下腰椎不稳疗效优良。
Posterior screw rod system internal fixation; Thoracolumbar fractures; Effect.
后路钉棒系统内固定；胸腰椎骨折；疗效。
The invention is characterized in that the fibre is firstly pre-dewatered in a dewaterer set before the filling screw rod and is dewatered additionally in the filling screw rod.
本发明的特征在于，纤维在填塞螺杆之前首先在脱水机组中进行预脱水并且然后在填塞螺杆中进行附加地脱水。
Objective To discuss clinical application of the new thoracolumbar spinal anterior screw - rod fixation system.
目的探讨应用新的脊椎前路钉棒系统进行胸腰段脊柱前路手术的效果。
A cantilever screw rod is arranged on the positioning bearing block and is ensured to be coaxial with a seal head cylinder body.
悬臂螺杆安装在定位轴承座上，并保证与封头筒体同轴。
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