caving zone 中文意思是什麼

caving zone 解釋
塌落帶
  • caving : 岸崩
  • zone : n 1 【地理】（地）帶。2 區域，范圍，界。3 〈古、詩〉（腰）帶。4 圈，環帶。5 【數學】（球面）帶；...
  1. The following new opinions : without caving zone coal layer extraction in efflorescent oxygenized belts ; two effects of blocking water and preventing water flowing fractured zone from going on developing after mining effect ; appropriately enlarging the extraction thickness were presented

    提出了風氧化帶煤層開采無垮落帶；受采動影響后，具阻水和抑制導水裂隙帶繼續發展的雙重作用以及適當加大開采厚度等新觀點。
  2. Inquiring into coal extraction by caving face with steel beam in extraordinary geologic zone

    型鋼梁放頂煤工作面在特殊地質構造區域採煤的探索
  3. Gpr is a newly developed hi - tech survey technique used to detect shallow ground electric differences. we applied gpr to more than 100 projects in zhujiang river delta and hongkong, and obtained good reputations. the application scope involves stratigraphics division, outining of filled stones in the muddly beach, geotechnical prospecting of old wall, karst detecting in the limestone terrain, caving detecting, landslide and slop surveing, the division of wea - thering zone, onion weathering zone, fracture zone and fau - lted zone in the granite area, detecting of buried objects cable, metal nonmetal pipe, channel, air raid she - lter etc. underground in the urban city, archaeology, tracing of orebody, coal measures strata division, testing of the dam and grouting site, quality checking of the surface and foundation of the highway

    的一種高新技術。我公司運用世界最先進的探地雷達設備在珠江三角洲地區和香港開展了百余項探地雷達檢測項目，獲得了良好的聲譽，並被作為深圳市建設局1998年度建設科技成果推廣項目。它主要應用於：山體土石方檢測路基不同回填物界面檢測填海回填物巖溶檢測樁基無損檢測地下管道探測地下隱蔽物探測考古斜坡滑體探測地質結構探測湖底探測高速公路路面及路基檢測。
  4. According to many aspects, such as topography and geomorphology, types and distribution of soils or rocks, geotechnical composition pattern and the features of each geomorphic unit zone, geotechnical properties and so on, zhengzhou urban zone is classified into four geotechnical engineering zones. that ' s hilly country whose disrupted ground surface has damp and caving loess, vitruvian plain country whose vitruvian field of ground surface is easy to be leveled, oblique plain country which has leveler topography and good bearing layer, and overflowing plain features and differences of geotechnical engineering properties of foundation soil, each geotechnical engineering zone is also classified into different sub - zones of geotechnical engineering. and evaluation is given to geotechnical engineering condition, the suitable ability to buildings and the scheme of foundation in each zone

    各巖土工程區又根據其微地貌特徵及表層土工程地質性質的差異分為不同的巖土工程亞區（即區分為表層具濕陷性的巖土工程亞區（ _ 1區）和表層不具濕陷性的巖土工程亞區（ _ 2區） ；區分為局部易發生濕陷的巖土工程亞區（ _ 1 ）和不具濕陷性的巖土工程亞區（ _ 2 ） ；區分為上部有厚層填土的巖土工程亞區（ _ 1 ）和上部有軟土分佈且有過大的沉降的巖土工程亞區（ _ 2 ） 。
  5. Practice of using grouting technology to treat spontaneous combustion in caving zone

    應用注漿工藝處理冒頂區煤層自然發火的實踐
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