制作难度较大
More difficult to make
以上为机器翻译结果，长、整句建议使用 人工翻译 。
其跨度较大，型钢骨架结构复杂，钢支撑及牛腿种类繁多，加工制作难度大。
Due to its large span, complicated construction of the profiled steel frame and various types of steel supports and corbels, the fabrication is a hard job.
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