基准面base level;datum;datum level;datum plane;plane of reference详细»
基准面base level;datum level;datum plane;plane of datum详细»
基准面base level;datum level;datum plane;fundamental plane详细»
基准面datum face;datumpiston;referencepiston详细»
基准面baselevel;reference surface详细»
基准面base level;datum level;datum plane;datum surface;plane of reference;reference area;reference datum;reference level;reference plane;reference surface详细»
基准面anvil;baselevel;datum plane详细»
基准面base face;base level;baselevel;datum plane;datum surface;dl;reference field详细»