counterweight vertical roll-changing rig的意思|示意
美 / /
英 / /
配重垂直换辊装置
counterweight vertical roll-changing rig的网络常见释义
立辊的对重换辊装置 立辊的对重换辊装置 counterweight vertical roll-changing rig; counterweighted vertical roll changing rig 精轧工作辊装配设备 finishing working roll assembly devicr .