micrometer

inspector's micrometer caliper

检查用千卡尺

344-359) describes a micrometer in which a negative lens is introduced between the eye-piece and the objectglass.

双重图象微表与开的透镜。各种各样的微表被发明了除heliometer 以外为重象。Ramsdens 屈光的微表包括一个开的透镜被安置在一台地球望远镜的架设的眼睛管的最内在的透镜的共轭焦点。

Methods:All the corneal leucoma cases were chosen suing Micrometer preoperatively to measure the diameter of the corneal leucoma and the whole corneal.

方法:所有穿透性角膜移植术的角膜白斑病例术前微尺角膜白斑的长径与短径。