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- Through analysis to weak coalbed and harmfulness to roadway, main haulage roadway and room supporting design and adaptability condition are discussed in weak coalbed. 通过对松软煤层的性质及其对巷道的危害分析,探讨了松软煤层中主要运输巷道及硐室支护设计形式及适用条件。
- Through analysis to weak coalbed and harmfulness to roadway,main haulage roadway and room supporting design and adaptability condition are discussed in weak coalbed. 通过对松软煤层的性质及其对巷道的危害分析,探讨了松软煤层中主要运输巷道及硐室支护设计形式及适用条件。
- This paper introduces controlled blasting technology on signal chamber of pit-bottom and main haulage roadway,which are of complex condition,lithological character and highly security. 介绍了采用控制爆破技术施工位于井底车场及主要运输大巷的信集闭峒室,条件复杂,岩性变化大,要求安全性高。
- Supporting Design of Main Haulage Roadway and Room in Weak Coalbed 松软煤层中主要运输巷道及硐室支护设计
- The Design of Automatic Air Door in Trackless Main Haulage Roadway 无轨运输大巷的自动风门设计
- Optimized Design of Support Parameter of Main Haulage Roadway in Jinjia Mine 金佳矿井运输大巷支护参数的优化设计
- Reinforcement of bolt and grouting in main haulage roadway in Linhuan coal mine 临涣矿运输大巷锚注加固技术研究
- The main impediment to growth is a lack of capital. 影响发展的主要障碍是缺乏资本。
- Crowds thronged the main square of the city. 城里的大广场上挤满了人群。
- Design and Application of Dust Prevention Device by Water Spray in Main Haulage Roadway of Coal Mine 井下轨道大巷洒水除尘装置的设计应用
- The whole school (was) assembled in the main hall. 全校在大礼堂集合。
- The main feature on the program is her song. 那个节目的主要号召物是她的歌。
- Fables often have animals as the main characters. 寓言常以动物为主角。
- A heavy snowfall block the main road. 一次严重的降雪阻塞了主要公路。
- The gas main explode and set fire to the house. 煤气总管爆炸引起房子失火。
- I grasped the main point of the speech. 我领会了这篇演讲的要点。
- The country's main products are gold and cocoa. 这个国家的主要产品是可可和黄金。
- Men and machines poured along the main highways. 人和机动车顺着公路如潮涌而去。
- A main feature of computer virus. 计算机病毒的一种主要特性。
- He arranged his speech under four main heads. 他把发言内容归纳成四个主要方面。
