exposure meter

The amateur astronomer must consult the exposure meter and not rely on his senses.

业余天文学家必须参照曝光表而不能光靠感觉.

Exposure meter: An instrument which measures light intensity and provides information for proper exposure. Calibrated for different emulsion speeds.

曝光表：测量光的强度，并根据不同乳剂的感光速度，提供标准曝光时间的仪器。

Conclusion Dosimeter can be used to dynamically measure the real individual exposure level of noise for textile workers, the results measured by dosimeter may be equal or higher than those by traditional sound pressure levels using sound level meter.

结论噪声个体计量仪可以连续动态记录挡车工的实际噪声暴露，其结果高于或等于声级计定点测量结果。

This paper describes the construction, principle and performance of a direct-reading electroscope type pocket exposure meter. Its main performances: are: electrical leakage is 0.5% per day;

本文介绍一种直读式验电器型袖珍照射量计的结构、工作原理，其主要性能为：常温漏电0.5%/d；

Light meter: An electronic device used to measure the amount of light available for making an exposure.

测光表：量度光线强度以计算摄影所需的曝光时间的电子仪器。

The monitoring ionization chamber for the calibration of exposure meter

用于照射量仪校准工作的监测电离室

The relative error of in line exposure meter calibration is less than 1% at moderate filtering, no greater than 2% at heavy filtering.

用于校准现场仪器时，在中等过滤的情况下误差小于1%，重过滤下不大于2%。

A Direct-Reading Electroscope Type Pocket Exposure Meter

直读式验电器型袖珍照射量计

The FJ-407 personal exposure meter which is noted for energy response error less than 20% at photon energy between 16 and 250 keV is described in this paper.

本文介绍的FJ-407型个人照射量计，在光子能量16&250keV范围的能量响应误差低于20%。

You'd better consult the exposure meter if you are not sure of the time for exposure.

如果你算不准曝光时间,最好查一下曝光表.

An environmental γ-ray exposure rate meter with gating mode

选通式环境γ照射量率仪

FJ-407 Personal Exposure Meter

FJ-407型个人照射量计

You'd better consult the exposure meter if you're not sure of the time for exposure.

如果你吃不准曝光时间,最好查一下曝光表.

You'd better consult the exposure meter if you be not sure of the time for exposure.

如果你嘱不准曝光时间,最好查一下曝光表.

This paper presents the construction, the performance, and the usage of a thin window monitoring ionization chamber used for the calibration of X ray exposure meter. As regards repeatability, the discrepancy of data from the chamber is within 0 2%;

本文描述用于照射量仪校准工作的薄窗监测电离室的结构、性能及使用方法.就重复性而言，电离室的读数在0.2%以内相符；

Selenium cell ( eg the exposure meter of a camera)

硒光电池（如照相机曝光计中的）。

Let's have a look at the exposure meter.

另外还带有一个装曝光表的盒子.

It is a Wonder View model in a brown leather case and there is an exposure meter in case attached.

照相机是美景牌的，装在棕色的皮套里，另外还带有一个装曝光表的盒子。

Methods SH-126 recording sound level meters were applied to measure noise exposure individually in two groups of air compressor operators for each workday. At same time working environmental noise levels in the two workshops were also measured using the sound level meter with traditional way.

方法采用SH126记录式声级计测量两组空压工在不同工作日内的噪声暴露，同时用声级计按经典方法在典型工作位多点测量噪声水平。