effective length〔名词〕有效长度详细»
effective length〔名词〕有效长度详细»
effective length有效长度,纵弯曲长度详细»
effective length〔名词〕有效长度详细»
有效长度active length of armature winding;effective length详细»
有效长度active length;clear length;effective length详细»
有效长度action length;active length of armature winding;usable length;useful length详细»