单词	single ply bellows
释义	single ply bellows un.单层波纹管
随便看	commutator lengths commutatorless commutatorless D.C.motor commutatorless excitation commutatorless generator commutatorless machine commutatorless motor commutatorless, motor commutatorless varying-speed motor commutator loss commutator losses commutator lug commutator machine commutator machine having adjustable armature commutator machine having air-core armature commutator machine having damping winding commutator machine having open armature winding commutator machine having parallel winding commutator machine having stationary shunts commutator machine with brake commutator matrix commutator, mechanical commutator method commutator mica material commutator micanite