单词：focal axis
focal axis的用法和样例：
例句
- The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point.只有在近轴光线条件下，平行光通过凸透镜才可近似聚焦于一点。
单词：focal axis 相关文章
[00:16.47]Haunted School House [00:22.48]闹鬼的校舍 [00:31.17]In the following weeks I saw many things [00:34.31]that would've normally unnerved me a bit. [00:38.06]I saw more ghosts than I can count. [00:41.42]More than I ever did in childhood. [00:
英语灵异故事
axis, ['ksis] n 轴（虚构之线，如地轴，坐标轴） 【记】i象虚线－虚轴
不择手段背单词
The company has become a focal point that draws people at all times of the day and year. 贵公司成了时刻吸人眼球的焦点。 The company has become a focal point that draws people at all times of the day and year. 贵公司成了时刻吸人眼
玩转商务英语900句
Focal Length - Distance from the exact center of the dish to the center of the feed. Focal Point - The physical point in space toward which the satellite reflector dish directs the received signal so
电信英语
最近又有大批的同学要赴英赴美读书，已经开启行前准备模式。或许很多同学会将重点转移至行李整理，同学见面等活动，却不知，此刻更为重要的是生活类词汇的积累。从上飞机的一刻起，
雅思英语
Buss Peterson, My roommate. When I first met Buss, all I heard about was that this kid from Ashville North Carolina was clearly unplayed against but he has never played against me then, so how do you come to be the player of the year? Is that some ty
偶像励志英语演讲