protractor

过去式：

动词过去式: protracted

更多词形：

形容词: protractive | 副词: protractedly | 名词: protractedness | 动词过去式: protracted | 动词过去分词: protracted | 动词现在分词: protracting | 动词第三人称单数: protracts |

单词例句：

take with protractor under endoscope

内镜下钳取术

Vernier universal bevel protractor

游标万能角度尺

universal chrome-plated vernier angle protractor

镀铬游标万能角度尺

Step 2: Tape the protractor to the card. Make sure the straight line of the protractor is aligned with the edge of the card.

步骤二：将这张量角器黏在纸卡上，务必将量角器直线边对齐纸卡边缘。

Remove the right-hand loft angle protractor by releasing the two Phillips-head screw holding the two side bars.

通过打开两边齿轮的螺丝，将右边的量角器取出。

chrome plated universal bevel protractor

镀铬万能角度尺

retinal detachment protractor

视网膜分离测角器

Visual Protractor Based Track Correction

基于视觉量角计的航迹修正算法

7.To draw to scale by means of a scale and protractor;plot.

同一类驱动系统驱动自动机械、传送带、飞行模拟器、图形标绘器等。