... hydraulic pile-driving hammer 液压打桩锤 Differential acting pile-hammer 差动桩锤 single-acting pile-hammer 单动式打桩槌 ...
基于12个网页-相关网页
差动打桩锤 differential-acting pile hammer
·2,447,543篇论文数据,部分数据来源于NoteExpress
应用推荐
模块上移
模块下移
不移动