However, although some facilitating agencies provide technical service ranging from the pre-stressed technology to the great volume concrete construction, the service system is still imperfect and content of the service lack completed.
但根据目前重庆地区实际情况,虽然目前有一些中介机构提供预应力技术及大体积砼施工方面的技术咨询服务,但服务体系仍不完善,服务内容仍不够全面。
参考来源 - 组合式桥墩预应力混凝土横梁施工技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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