footstep
【建筑】脚步隔声
footstep sound insulation
暂无补充释义。
相关词条
footstep
footstep
footstep
footstep
spindle footstep twisting arrangement
footstep bearing【机】
footstep bearing
footstep sound insulation
暂无补充释义。
footstep
footstep
footstep
footstep
footstep
spindle footstep twisting arrangement
footstep bearing【机】
footstep bearing