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CA砂浆是我国新引进的一项技术,在我国铁路建设中也是首次使用,其关键环节是要掌握CA砂浆的生产和灌筑工艺以及成套设备的使用。
CA mortar is a newly introduced technology in our country. It is also the first time to use it in China’s railway construction. The key point is to master the production and filling technology of CA mortar and the use of complete sets of equipment.