輪踏蓋 的英文怎麼說
中文拼音 [lúntàgě]
輪踏蓋
英文
hubcap-
Presented four methods of laser collimation, realized 3 of them with the software of zemax, and meted the requirement of the system design ; 3. realized the laser beam expanding from point - laser to line - laser wide enough to cover the flange trackside ; 4. after image grabbing and processing, picked up the profile of the train wheel
作者獨立完成的工作包括: 1 、提出了曲面測量的光學系統的整體方案; 2 、提出了四種激光擴束的方案,用光學設計軟體zemax完成了其中三種的設計;經過像差分析和追跡,達到了準直擴束的要求; 3 、點光源到線光源的單方向擴展,達到了覆蓋輪緣踏面的要求; 4 、通過實驗採集圖像和圖像處理,提取出被測輪緣的輪廓。Participants took turns on stationary bicycles, working out either in front of a mirror or with the mirror curtained over
參加調查的人輪流在健身腳踏車上進行鍛煉,有的面對著鏡子,有的則把鏡子掩蓋起來。
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