按协议，并著手按钮。
安全操作，双手按钮，急升保护，机台可加装光电护手。
Safe operation, the both hands button, quickly rise protection, machine may add dress photoelectricity handguard.
按钮开关：手操作轻巧灵便，分有绳操纵和无线遥控两种方式。
Button switch: operation right spirit, a string manipulation and wireless remote control two ways.
按钮开关：手操作轻巧灵便，分有绳操纵和无线遥控两种方式。
Button switch: operation right spirit, a string manipulation and wireless remote control two ways.
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