常見例句A race is timed electronically by a phototimer which is accurate to one hundredth of a second. 逕賽採用配有攝影計(jì)時(shí)器的電子計(jì)時(shí),精確到百分之一秒。split measurement type phototimer 分割測量式曝光限時(shí)器phototimer for indirect radiography X線間接攝影用限時(shí)器Keywords Brightness;Film image density;Phototimer;Exposure control; 關(guān)鍵詞亮度;膠片影像密度;光電計(jì)時(shí)器;曝光控制;9.A race is timed electronically by a phototimer which is accurate to one hundredth of a second. 逕賽採用配有攝影計(jì)時(shí)器的電子計(jì)時(shí),精確到百分之一秒。The phototimer keep warm; 照相機(jī)的保煖; 返回 phototimer