1.
3D Exact Reconstruction Based on Exponential Dynamic Pitch Helical Trajectories
一种指数型动态螺距螺旋轨道的三维精确重建
2.
The distance traveled by a machine screw in a single revolution.
螺距机器螺旋转动一次所用的距离
3.
fixed pitch propeller
定螺距螺旋桨固定螺距螺旋桨
4.
controllable pitch propeller transmission
可调螺距螺旋桨传动pitch propeller unit可调螺距螺旋桨装置
5.
electric-mechanical controllable pitch propeller
电动-机械式可调螺距螺旋桨
6.
automatic feathering type controllable pitch propeller
自动顺桨式可调螺距螺旋桨
7.
The charged particles move in spiral paths.
这些带电的粒子在螺旋形的轨道中移动。
8.
hydrauliccontrol pitch propeller
液压操纵螺距螺旋桨
9.
controllable pitch propeller oil pump
可调螺距螺旋桨油泵
10.
controllable pitch propeller control box
可调螺距螺旋桨控制箱
11.
fixed screw propeller shrouding
定螺距螺旋桨导流管
12.
controllable pitch propeller hub
可调螺距螺旋桨桨毂
13.
To feather a propeller.
（螺旋桨）顺流交距
14.
Analysis on Aerodynamic Characteristics of Ducted Propeller in Axis-Symmetrical Flight;
涵道螺旋桨在轴流状态的气动特性分析
15.
threaded type track bolt nut chuck
螺纹式轨道螺母夹头
16.
propeller governor drive
螺旋桨节距调节器传动装置
17.
Study of Torque Characteristic of Open Water Diagram at Zero-thrust Pitch of CPP
可调螺距螺旋桨零推力螺距敞水力矩特性研究
18.
propeller pitch control
螺旋桨节距操纵机构