词汇	digital sextant
释义	digital sextant n.数字六分
随便看	normal ly open control element normally opened normally opened brake normally opened contact normally open ed contact normally opened relay normally opened track circuit normally open gate normally openhydraulic normally open interlock normally open/normally closed normally openpneumatic normally open push button switch normally open rate normally open solenoid valve normally open switch normally open track circuit normallyopen valve normally open valve normally-open valve normal ly open valve Normally operation is unable to resect it normally ordered product normally ordering normally outcrossed variety