1) plastic twisted strip
塑料螺旋线
1.
This paper proposes a new way,in which the plastic twisted strip-inserts are used to solve the wear and tear problem and the special inlet bearing enlarges t.
为此,文章提出了以大截面塑料螺旋线取代钢丝螺旋线解决传热管壁的磨损问题,以预旋结构的管口轴承座-冲推动力轮来强化自转塑料螺旋线的清洗动力矩。
2) plastic
塑料
1.
Progress on the application of calcium carbonate in plastics;
碳酸钙在塑料中应用进展
2.
Study on fire-retardant coatings for plastic and influencing factors on fire-retardant property;
塑料用阻燃涂料及影响阻燃性因素的研究
3.
Uncertainty Evaluation Measurement in the Determination of Cadmium in Plastic by ICP-AES;
ICP-AES测定塑料中的镉的不确定度评定
3) plastics
塑料
1.
Laser welding technology and properties of macromolecule material plastics;
高分子材料塑料的激光焊接工艺及性能
2.
The operating technology of modern plastics injection machine;
现代塑料注射成型机的操作技术
3.
Research and development progress on non-halogen plastics flame retardants;
塑料无卤阻燃剂研发进展
4) plastic material
塑料
5) AS plastics
AS塑料
6) plastic(s)
塑料
参考词条
补充资料：螺旋线
又称“柱面螺旋线”。一种空间曲线。其特征是曲线上每一点的切线与固定直线(轴)交定角。当动点在一圆柱面上以等角速度作转动，同时又以常速沿轴向作匀速直线运动时的轨迹。有右旋和左旋之分。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。