单词	无从选择
释义	无从选择 a poor choice
随便看	valve cone valve cone grinder valve cone grinding machine valve configuration valve conical face valve conical ring intwo part valve connector valvecontrol valve control valve-control valve control amplifier valve control circuit valve control cylinder Valve-control-cylinder actuating unit valve-control-cylinder exciting valve control electromagnet valve control handwheel valve control hand wheel valve-control lead-acid accumulator Valve Control Lead-acid Sealing Battery valve-control lead-acid storage battery valve-controlled valve, controlled Valve controlled asymmetrical cylinder valve-controlled asymmetrical cylinder