exposuren.暴露；揭露；胶片；曝光时间；(在电视、报纸等媒体上的)亮相；挨冻Exposure-time曝光时间exposure source曝光辐射源exposure albedo照射反照率exposure hazard暴露的危险exposure rating风险评估exposure button曝光按钮exposure degree暴露度exposure period曝光时间exposure factor照射量因子,曝光因数exposure report[经] 揭发报告