爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.In Manual operation or exposure compensation, the exposure indicator in the viewfinder display indicates the difference between the correct exposure value (EV) and the current exposure compensation setting.
手动操作或补偿曝光时,取景器显示的曝光指示灯表示正确曝光量(EV)和当前曝光补偿设置的差值。收藏指正
2.The minimum requirement for sensitivity shall be such that a succession of not less than 20 breakdowns of the spark gap shall cause the fault indicator to register neither more nor less than one cunt per breakdown when the spark gap is open and is of the length shown above, with the current limiting impedance in series with the gap.
在最底灵敏度测试的时候，应先接入上述要求的人工击穿装置，启动人工击穿装置，使金属板与金属针间的火花间隙被连续击穿20次，要求火花试验机的击穿计数器应记录20次，对每次击穿都应准确无误地计数，不应多计也不应少计。收藏指正
尝试查询
汉英释义