Equipment platform ladder safety chains shall be and will be hooked only when someone is working on the platform.
设备平台梯上的安全链只有有人在平台上工作时应挂好。
When specified in Purchaser's requisition, vendor shall design platforms & ladders and lugs for them in accordance with Purchaser's platform & ladder arrangement drawings.
如果买方有要求，卖方应根据买方平台及梯子布置图设计平台、梯子及凸耳。
When specified in Purchaser's requisition, vendor shall design platforms & ladders and lugs for them in accordance with Purchaser's platform & ladder arrangement drawings.
如果买方有要求，卖方应根据买方平台及梯子布置图设计平台、梯子及凸耳。
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