单词	砾石部分
释义	砾石部分 Lì Shí Bù Fengravel fraction
随便看	subscriber lines traffic measuring equip subscriber line test subscriber line test equipment subscriber line tester subscriber line testing system subscriber line two way repeater subscriber line two-way repeater subscriber line unit subscriber list subscriber list information subscriber lists Subscriber Local Busy signal LT subscriber loop subscriber loop analyzer subscriber loop carrier subscriber loop cost subscriber loop coupler subscriber loop in telephony subscriber loop multiplexer subscriber loop or local loop subscriber loop resistance subscriber loop signaling system subscriber loop transmission system subscriber management system subscriber membership