超前小导管注浆加钢支撑是隧道工程辅助开挖的一种施工工艺，特别适用于地质条件不良的隧道施工。

The pump pouring liquid with the supporting of steel by a small pipe is one of the add craft in tunnel construction and it is fit for tunnel project in bad geology condition.

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施工中采取搭设临时钢支撑、分段吊装、高空拼接成型的方法。

Temporary steel support, segmentation lifting and high altitude splicing construction method was adopted to install the steel roof.

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某构筑物大跨度高位楼板系统采用钢平台支撑体系的施工技术，施工复杂，难度很大。

In certain building, the construction technology of steel platform support is used for the long-span high-elevation floor system, which has huge construction difficulty.

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