double-acting hand force pump
... double-acting engine 双作用式发动机 double-acting hand force pump 以作用手摇泵 double-acting oil cylinder 双作用油缸 ...
基于22个网页-相关网页
... acting hand force pump 双作用手摇泵 ; 以作用手摇泵 double acting hand force pump 双动式手摇泵 double-acting hand force pump 双作用手摇泵 ; 以作用手摇泵 ...
基于8个网页-相关网页