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。
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。
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。
Maintenance and service: Screw rod air compressor's maintenance main engine overhaul.
维修和服务：螺杆空气压缩机的维修，主要发动机大修。
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。
Correct effect plane and sagittal plane were obviously better in screw - rod systems.
结论全椎弓根螺钉系统具有良好的三维矫正控制力，矫正效果良好，并发症少。
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 QQ-88 super screw rod cleansing agent is one kind of macromolecular weight plastified material.
QQ-88超级螺杆清洗剂是一种高分子量的塑化物质。
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。
Wherein the screw comprises a screw head, a lug boss and a screw rod.
该螺丝包括一螺头、一凸台及一螺杆。
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。
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。
Objective To discuss clinical application of the new spinal anterior screw rod fixation system.
目的探讨应用一种新的脊椎前路钉棒系统进行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。
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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