我和岳乱妇三级高清电影,蜜桃,黄色视频网站,天天天欲色欲色www免费,WWXX在线观看免费,男同gay自慰网站,国产成人丝袜视频在线观看,一区二区三区,婷婷五月天,把腿张开老子臊烂你多P视频,成全视频在线观看免费高清动漫,成人免费无码不卡毛片视频

On April 18th, 2022, China Construction Machinery Industry Association officially issued the group standard of Slipform Paving Construction Regulations for Multifunctional Kerb Structures. This standard was established by China Construction Machinery Industry Association, organized and formulated by Zhuyanglu Machinery Branch of China Construction Machinery Industry Association, led by Xuzhou Xinlu Intelligent Technology Co., Ltd. and Jiangsu Jicui Road Research Institute, and jointly participated in the compilation by 23 related scientific research, manufacturing and use units.

The Code for Slip-form Paving Construction of Multifunctional Curb Structures stipulates the procedures, techniques, quality management and inspection methods in the slipform paving construction of highway curb structures, and is applicable to the cement concrete curb structures constructed by lateral slipform pavers, such as drainage ditches, drainage tanks, curbs, shoulder stones and concrete guardrails in newly-built or rebuilt highways.

The release of "Slipform Paving Construction Regulations for Multifunctional Kerb Structures" makes the domestic slipform paving construction of multifunctional kerbs have rules to follow, and the selection of slipform paving equipment is standard, which fills the blank of inspection standards for slipform paving construction of multifunctional kerbs.