丰满人妻一区二区三区大胸,亚洲女乱搞视频网在线观看网站,黄色国产久久网站,不卡不卡2021

Technical Spec under ACEG’s general editorship put into effect
ACEG Building Materials Technology Group Co. Ltd.  |  Updated: 2022-07-04  |  Views: 10300


The Technical Specification for the Application of Pervious Cement Concrete (DB34/T 4163-2022), compiled by ACEG Building Materials Technology Group Co. Ltd., has been ratified and issued by Anhui Provincial Market Supervision Administration Bureau, and was officially put into effect on May 29, 2022. This specification is applicable to the design, construction and acceptance of pervious cement concrete pavements / roads projects in new, expanded and rebuilt residential areas, parks / gardens, landscaped plazas, parking areas, sidewalks, pedestrian streets and light load roads.

 

Since the compilation of the specification was approved and started in 2019, ACEG Building Materials Technology Group Co. Ltd. has set up the drafting team in collaboration with other relevant units, relying on its research and application in the field of pervious cement concrete practical experiences and combining with the regional and geographical characteristics in Anhui province, they have convoked many technical seminars, widely solicited the opinions of relevant industry experts, modified and perfected repeatedly, and finally completed the Technical Specifications for the Application of Pervious Cement Concrete.

 

The content of the Technical Specifications for the Application of Pervious Cement Concrete is scientific, reasonable and operable, which is coordinated with the current relevant standards and has filled the gap of relevant standards in the field of pervious cement concrete application in the province. The implementation of this specification plays an important guiding role in regulating the application of pervious cement concrete and promotes the formulation and scientific development of special concrete standards.

 

In recent years, ACEG Building Materials Technology Group Co. Ltd. has attached great importance to its standardization construction and vigorously promoted its standards compilations and so far it has edited and participated in editing more than ten local and group standards and as a result, the company now plays a leading role with its enhanced voices, market competitiveness and expanded development opportunities in the industry.

 


亚洲国产欧美日韩精品一区二区| 爆操黑丝美女逼| 日韩美女淫色av二区| 色婷婷色五月天| 操弄射精欧美激情| 奇米无码久久网| 可以看黄色电影| 超碰女人| 麻豆一区二区三区四区精品性| 久久精品视频这里有| 国产一区二区88| 99久久精品五月天| 久久久久久久久久久久久熟女视频| 会所小说AV网站| 无码中文2019| 日本美女∧V一区二区三区| 7tav国产精品| 日韩激情一区| 啪一啪视频免费| 国产五码在线一区二区| 销魂久久久| 亚洲黄色天堂视频网| 亚洲色色日韩| 欧美极品三级日韩| 亚洲综合推油| 人人干很很干av| 国产欧美综合一区二三区| 超碰caoporn最新地址发布 | 日本久久大香蕉HDXX| 夜夜操一区二区| 日插夜插| 美女A片一区二区| 精品国产一区二区三区不内中文本| 91思妍在线视频播放| 舒服啊啊啊啊视频| 精品欧美久久卡一区蜜桃91| 日韩欧美一卡成人在线观看| 97蜜臀国产成人| 偷拍国产综合| 欧美黑人日韩A片| 欧美日韩啊啊啊受不了3p|