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protractors

美 [proʊˈtræktər]英 [prəˈtræktə(r)]

n.半圆规；【解】牵引肌；【外】异物取除器；钳取器
网络量角器

复数：protractors

protractors

protractors

英-汉英-英网络释义

protractors

量角器

ICminer.com... ... 千分尺 Micrometers 量角器 Protractors 量规 Spring Calipers ...

1

I took a clear plastic tube and attached two circle protractors that could be rotated up and down the tube .

我找来一只透明的塑料试管，然后将两支可以旋转并上下移动的量角器接到试管上。

2

Draughting instruments with or without graduation . Part 2 : protractors.

带刻度或不带刻度的绘图仪器 .第2 部分：量角器

3

Specification for bevel protractors (mechanical and optical )

斜量角规（机械与光学式）规范

4

Mr Willis has sold out of protractors. I expect everyone wants 60 degrees . Willis

先生的量角器都卖完了。我想每个人都在量 60 度角呢。

5

Specification for protractors for drawing office use

制图室用分度规规范

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