Previous studies show that online course design in China leaves much to be desired in terms of incentive mechanisms. Pro......

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阜石路仁和商务楼、敬老院、东商务楼项目基坑支护采用了护坡桩+预应力锚杆的支护方式，其中护坡桩为全桩身经历卵石层，施工采用旋挖......