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1·Design No. for primary circuit, the single busbar diagram, arrangement design and layout.

一次线路主方案编号、单母线系统图，排列图及平面布置图。

2·The busbar apparatus preferably has multiple nozzles, each of which is sufficiently wide to deposit a busbar in a single pass.

母线装置优选具有多个喷嘴，每一个喷嘴对于在单程中沉积母线是足够宽的。

3·The services including: supplying electric single girder overhead cranes, and the supply as well as installation of foundation, column, H-beam , rail busbar and accessories.

服务项目包括：电动单梁桥式起重机的供货；配套地基、立柱、行车梁及轨道滑线附属件的供货及施工。