久久综合成人网-久久综合成人-久久综合操-久久综合本色宗合一本色-久久综合99-久久宗合色

NHI Headlines

CCTV report! The world's first main beam middle replacement step walking type coal mine tunneling machine was born in Fangda Northern Heavy Industries Group Co.,Ltd.(NHI)!

Published:2021-10-18

NHI has independently designed

developed the world's first main beam middle

replacement step walking type coal mine tunneling machine

On October 7th, the CCTV News Channel

《Meet in the Great Era》 column

reported 《The Pillars of a Great Power adds ”new recruit” Tunneling Machine stepping up commissioning》

This tunneling machine has the full length 98 meters, total weight over 600tons, blade diameter 5.87 meters, and consists of 20 complicated systems. It has the functions of excavation, supporting, slag discharging, spray mixing, gas detecting and etc. Max.100 meters long tunnel can be excavated every day, dozens of times faster than the traditional construction methods.

In 2020, after receiving the intention order from customer, NHI set up a joint project team to visit the construction site for many times to understand the real needs of customer. At the same time, NHI mobilized all the strength of the technical personnel, actively adopted new technologies, integrated into the rich experience of long-term precipitation, optimized the performance from the design, manufacturing and other links, and finally designed new products--- This upcoming tunneling machine is the world's first main beam middle replacement step walking type (full adapted) coal mine tunneling machine. The optimization and improvement of dozens of major process and technologies, such as main design, rear walking and automatic anchor rod, which can solve many problems troubling the construction of coal mine boring machine, and realize small turning, fast support and zero empty roof under the complex geological conditions of coal mine underground.

NHI is known

as "the Pioneer of China Tunneling Machine industry"

the birth of new products is a new footnote for continuous research, development and manufacturing of NHI


主站蜘蛛池模板: 特级黄色免费片 | 韩国一级片在线播放 | 欧美大片毛片aaa免费看 | 国产区小视频 | 成人在线视频网 | 一二三四在线播放免费观看中文版视频 | 不卡视频在线 | 欧美精品一国产成人性影视 | 国产特黄特色a级在线视 | 欧美在线观看一区 | 亚洲欧美中日韩 | 日韩精品在线视频观看 | 日本亚洲国产精品久久 | 尹人香蕉 | 97天天干 | 国产成人免费不卡在线观看 | 99精品高清视频一区二区 | 亚洲成人午夜影院 | 中国大陆一级毛片 免费 | 毛片网站免费在线观看 | 午夜性爽视频男人的天堂在线 | 亚洲美女性视频 | 国产真人毛片一级视频 | 欧美视频一区二区三区四区 | 天天干亚洲 | 欧美精品在线观看 | 一级特级aaa毛片 | 久久99精品久久只有精品 | 日本免费a视频 | 福利午夜757久久久 福利午夜国产网站在线不卡 | 亚洲欧洲在线观看 | 一级女人18片毛片免费视频 | a亚洲欧美中文日韩在线v日本 | 18到20女人一级毛片 | 女人18毛片水真多国产 | 亚洲高清免费 | 欧美精品一区二区三区免费播放 | 亚洲国产成人久久综合野外 | 爱爱夜夜爽成人夜夜爽 | 日本不卡高清免费v日本 | 欧美一级特黄特黄毛片 |