仪器及仪表 instrument ; Device and Meters

精密仪器及机械 Precision Instrument and Machinery ; precision equipment and machinery

化工仪器及其它 Chemical Apparatus and Others

航海仪器及器具 marine service instruments and implements

天文学仪器及装置 Astronomy ; astronomical instruments and devices

使用仪器及方法 NOO

实验仪器及试剂 Experiment Instruments and Reagents

试验仪器及备品 Test instruments and spares

精细仪器及机械 Precision Instrument and Machinery

试验仪器及设备 Experiment devices