单词	直井测量
释义	直井测量shaft survey
随便看	double polarisation double polarization double pole double-pole double pole cut-out double-pole cut-out double pole double throw double-pole double-throw double-pole double-throw (dpdt) double pole double throw switch double-pole double-throw switch double-pole dynamo double pole-piece magnetic head double-pole relay double pole single throw double-pole single throw double-pole single throw{=dpst} double-pole single-throw swich double pole single throw switch double-pole single-throw switch double pole switch double-pole switch double-pole three-throw double-pole three-throw{=dptt} double pollination