double-acting hand force pump
... double-acting engine 双作用式发动机 double-acting hand force pump 双作用手摇泵 double-acting hinge 双面铰链 ...
基于60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
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