self-braking steel tape rule的意思|示意
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自动制动钢带尺
self-braking steel tape rule的网络常见释义
自制动式钢卷尺 ... 自终止激光器：self-terminating laser 自制动式钢卷尺：self-braking steel tape rule 自支承式光缆：self-supporting optical cable ...