1.
Study on Extrusion Modeling of Twin Screw Pulping Extruder Considering Reverse Threads
考虑反向螺旋的双螺杆磨浆机挤压建模
2.
paranemic spiral
平行螺旋，反向双股螺旋
3.
helical curve [ line ]
螺旋曲线螺旋(取向)照相
4.
Using a wrench, loosen the diaphragm assembly by turning the hex bolt counterclockwise.
用扳手反时针方向旋转六角螺栓，松开隔膜总成。
5.
side fire helical antenna
侧向辐射式螺旋形天线
6.
Remove compression from spring by turning adjusting screw (1) counterclockwise.
通过反时针方向旋转调节螺丝(1)从弹簧上拆卸压缩件。
7.
Radial Size Measurement and Feedback Control Technology for Milling Hyperslender Helical-surface;
超细长螺旋面铣削加工中径向尺寸的测量与反馈控制技术
8.
Of or relating to a gastropod shell that coils clockwise and has its aperture to the right when facing the observer with the apex upward.
右旋的软体动物的螺形外壳上的螺线顺时针螺旋即顶点向上，面对观察者时，螺线向右旋转
9.
(botany) spiraling upward from right to left.
（植物学）从右向左螺旋向上。
10.
reverse anchor jam nut
反向锁闭机构紧固螺帽
11.
When the pressure dropped, the prop reversed pitch.
当压力降低时,螺旋桨开始反转...
12.
Approach to the Process of the Discovery of the Structure of DNA Double Helix;
关于DNA双螺旋结构发现过程的再反思
13.
Leak Repair of External Coils of Semi-spiral Tube Jacket Reactor
螺旋半管夹套反应釜外盘管泄漏修复
14.
Multi-armed Spiral Waves in Three-component Reaction Diffusion Systems
三变量反应扩散方程中的多臂螺旋波
15.
It was mainly composed of a grooving spring is located in the middle of the artificial vertebral body and the platforms are fixed to the upper and lower ends of the spring by forth-and-back hand thread.
切口弹簧与平台间以正、反向螺丝连接，通过旋转弹簧体可以调节平台的高度。
16.
Numerical Simulation of Reactive Extrusion Processes for Free Radical Polymerization in Counter-rotating Twin Screw Extruder;
啮合异向旋转双螺杆挤出机内自由基聚合反应挤出过程的数值模拟
17.
gyro spinning and unlocking mechanism
陀螺定向仪旋转和解锁机构
18.
left hand thread
左螺纹，倒牙（逆时针方向旋进）