单词	belma
释义	belma [网络] 贝尔玛
随便看	double-acting oil cylinder double acting pawl double-acting pawl double acting pile driver double acting pile hammer double-acting pile hammer double-acting pile-hammer double-acting piston double acting piston double-acting piston pump double acting piston pump double acting (pneumatic) cylinder double acting pneumatic hammer double acting positioner double-acting power unit double acting power unit double-acting press double acting press double acting pump double-acting pump double acting regulator double-acting relay double acting relay double acting rotary engine double-actings 珙珚珛珜珝珞珟珠珠1 珠2 44812 44813 44814 44815 44816 44817 44818 44819 44820 44821