1.
A pole on which a flag is raised.
旗杆旗帜在上面升起的直杆
2.
a straight road, line, rod
直的路、 线、 杆
3.
base diameter of involute helicoid worm
渐开线蜗杆基圆直径
4.
The ground was horizontal to the flagpole.
旗杆直竖在地面上。
5.
Something, such as a goal post, that stands upright.
直立的东西，如终点标杆
6.
stretched the Banner Between two poles.
把旗在两杆之间拉直
7.
Mast: A vertical spar or pole to which a sail or sails attach.
桅杆：一种垂直圆材或杆，用来悬挂船帆。
8.
The stem has a slightly smaller diameter than the valve bore.
阀杆的直径略小于阀体孔的直径。
9.
Uprights: The vertical poles which hold the bar in high jump and pole vault in place.
托竿：安放跳高和撑杆跳高横杆的直立长竿。
10.
Fracture Analysis of 20CrMoA Sucker Rod Head’s Square Spanner in Straightening Process
20CrMoA抽油杆杆头板手方部校直断裂原因分析
11.
formerly a golfing wood with a face more elevated that a driver but less than a spoon.
正式的它的木头比一号球杆直而比三号球杆斜一些的木球杆。
12.
A rope or rod running vertically on the forward side of the mast on which the yard moves.
帆桅支索，纵竖索杆在桅杆前面垂直运动的绳或杆，帆桁在此上移动
13.
In all designs, the valve stem normally serves as a piston rod with disc fastened directly to them.
在所有结构中，阀杆通常作为活塞杆，阀瓣直接固定在阀杆上。
14.
Intelligent Control System for Brushless DC Motor Used in Direct-Drive Progressive Cavity Pump
直驱式螺杆泵无刷直流电机智能控制系统
15.
It annoys me if a lamppost is not bolt upright.
如果灯杆不是笔直的，我就感到烦恼。
16.
until he got a pitch he wanted to swing at.
直到他等到想挥杆的那一棒。
17.
George drew himself up, and smiled disdainfully.
乔治挺直了腰杆，毫不在意地笑着。
18.
He kept his eyes straight on before and opened the lever wide.
他两眼直瞪着前方，拉足了操纵杆。