calibrator
特殊用法accelerometer calibrator1.■加速计校准器altimeter calibrator1.■高度表校准器audiometer calibrator1.■听力计校正器azimuth calibrator1.■方位(角)校准器[定标器]build-in calibrator1.■机内校准器camera calibrator1.■摄像机检定器crystal calibrator1.■晶体校准器microphone calibrator1.■传声器校正器range calibrator1.■距离校准器sound level calibrator1.■声级校准器television marker calibrator1.■电视标志校准器