最底的垫板，不需要弹簧保护装置。
支座和吊钩与罐体钢板间一般设垫板。
And the hook bearing plate and tank plate located between the ordinary.
这是用于起重机的钢垫板。
垫板受支柱的压力对其腐蚀破坏没有直接联系。
The pressure exercised by the support column has no direct links to the corrosion failure.
我想要见到气垫板。
你可以只要简单地将塑料垫板、提供足够的保护。
You can get just a simple plastic underlay sheet and that would provide adequate protection.
你可以只要简单地将塑料垫板、提供足够的保护。
You can get just a simple plastic underlay sheet and that would provide adequate protection.
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