单词	平衡力继电器
释义	平衡力继电器 balanced force relay
随便看	hand-held portable electric tool hand-held portable radio hand held power tool hand-held power tool handheld probe hand held probe hand-held probe hand-held punching apparatus hand-held radio hand held radioisotope minimonitor hand-held radioisotope minimonitor hand-held radiophone handheld reading meter device handheld redio communication device hand-held refractometer hand-held remote control unit hand-held resuscitator bulb handheld RFID reader systems hand held rock drill hand-held rock drill hand-held rock drill with dust collector hand held roller hand held rotary prism handhelds hand-helds