ground roll
... 防护屏障：safety sereen 防护辊：ground roll 防护;屏障：barrier ...
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辊筒防护板 roll protector
烘箱总长度10米，内部导辊为拱型排列，烘箱侧面安装走道及防护栏。
The total length of the oven is 10 m. Inside oven, bearing rollers are shaped in arch. There are walkway and guardrail at the side of the oven.
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