head intertrack shield的意思|示意

美 / / 英 / /

磁头轨间屏蔽


head intertrack shield的网络常见释义

磁头轨间屏蔽 ... head intertrack shield 磁头轨间屏蔽 Cutter head of shield tunnelingmachine 盾构刀盘 Tiger's Head in shield 盾中间有一个虎头 ...