1480 nm 大功率半导体泵浦激光器
1480 nm high power laser diode for fiber amplifier-pumping
大功率倒伞曝气机
big power inverted umbrella aeration machine
大功率氮化曲轴
nitrided crankshaft of the big power
大功率大缸径发动机
high-output large-bore engine
大功率串联晶闸管阀
high power thyristor valves
大功率船用柴油机
large power marine diesel engine
大功率储能焊机
large powerful condenser discharge welder
大功率超声电机
high power ultrasonic motor
大功率超声波电源
high-power ultrasonic power source
大功率测试法
High-power-testing method
大功率彩色电视发射机
color TV high power transmitter