词汇	test borehole
释义	test borehole 探井；试验孔；勘探孔
随便看	insulator on-line detection insulator on-line monitoring insulator operating state insulator pellet insulator petticoat insulator pin insulator pollution flashover insulator porcelain composition insulator product insulator protective fitting insulator rating number insulator rotator insulator rupture insulator-type transformerpot-type transformer insulator washing insulator with arcing horns insulator with cooling device insulator with external fittings insulator with heating device insulator with internal and external fittings insulator with internal fittings insulator with spiral arcing horns insulators Insulators cylinder insulator set