1.
The analysis, improvement and design calculation of the screwy feed appliance of the flour packer was introduced.
对螺旋供料器应用于面粉包装机进行了分析，提出了改进措施及设计计算。
2.
screw-feed diamond rig
螺旋给料式金刚石钻机
3.
On Variable Pitch Screw Helix for Part Deliverty
分件供送变螺距螺杆螺旋线形式的探讨
4.
Marine bronze external screwed packed cocks
GB/T598-1980船用外螺纹青铜填料旋塞
5.
polyzonal spiral fuel element
多区状螺旋肋片燃料元件
6.
spiral wound plastic-reinforced case
螺旋缠绕式塑料加固壳体
7.
Do not tighten packing nut enough to bind stem.
不要过紧旋转填料螺母，以免粘接阀杆。
8.
Application of the Screw Aeration and Complex Packing Technology for the Combined Aeration Tank
固定螺旋曝气及组合填料技术的开发
9.
Research on Strength and Vibration of Composite Propellers;
复合材料螺旋桨桨叶强度与振动分析
10.
Research on Fabrication and Performance Measurement of the Helix Structure Chiral Materials;
螺旋结构手性材料的研制及性能测量
11.
Study on the Characteristics of the XD-1 New-style Taper Spiral Packing;
XD-1新型锥度螺旋填料的特性研究
12.
New practical calculation methods for helix blade material drawing
自制螺旋叶片下料的实用计算新方法
13.
Strength and Vibration Analysis of Screw Conveyor of Decanter Centrifuge;
卧式螺旋卸料沉降离心机的螺旋强度和振动分析
14.
Experimental Study Based on Alternate Mix on Mixing Auger of Material Transfer Vehicle for Asphalt Mixture;
基于代用料的沥青转运车螺旋搅料器试验研究
15.
Study on Moving Feature of Bituminous Mixture Flow in Distributing Room
沥青混合料流在螺旋布料槽中的运动特征分析
16.
spiral part of a screw
（螺钉的）螺旋部分.
17.
helical gear with helix angle
带螺旋角的螺旋齿轮
18.
paranemic spiral
平行螺旋，反向双股螺旋