double-acting stream hammer
double-acting raising machine 顺逆交替起绒机 double-acting stream hammer 双动气锤 double-action black japanned spring hinge 黑漆双弹簧铰链 ..
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double-acting raising machine 顺逆交替起绒机 double-acting stream hammer 双动气锤 double-action black japanned spring hinge 黑漆双弹簧铰链 ..
基于8个网页-相关网页
短语
双作用气动桩锤
double acting pneumatic hammer
双作用式气动桩锤
[建]
double-acting type pneumatic pile hammer
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