您要查找的是不是:
- The area contains vast underground cave systems. 這個地區擁有龐大的地下洞穴系統。
- Cenotes are created when limestone in the cave system erodes and the roof collpases, forming a water-filled sinkhole. 當洞穴系統內的石灰岩發生腐蝕而且頂部開始下沉的時候,就形成了盛滿湖水或河水的灰岩坑。
- The original block caving system with floor pillar exists many effects,such as development work large,constraction difficult,production efficiency lower and ore loss great. 原採用有底柱崩落法底板漏斗方案,存在采准工程量大、施工困難、生產效率低和礦石損失貧化大等問題。
- Many years of production practice hade revealed some problems with the original sublevel caving system in the southern mineralized zone of Fengshan Copper Mine. 豐山銅礦南緣礦帶原設計採用無底村分段崩落法開採,經多年生產實踐表明該法存在很多問題。
- No longer slithering, a snake skeleton lies silent in Belize's Chiquibul Cave system. 一條蛇骨架再也不能滑動了,它靜靜地躺在貝里斯的奇逵布洞系裡。
- WU Jian,ZHANG Yong.Study on the basic theory of longwall top-coal caving system[J].Journal of China University of Mining &Technology,1998,27(4):332-335. [2]吳健;張勇.;關於長壁放頂煤開採基礎理論的研究[J]
- The paper introduces roof control methods of goaf of large mining height fully-mechanized face by artificial forced caving with deep-hole blasting at seam 14 of Silaogou Mine and analyzes the effect. 介紹大同煤礦集團公司四老溝礦14%23層404盤區8402大采高綜采工作面人工強制深孔爆破處理採空區頂板的技術,並對其效果進行了分析。
- Further exploration of that cave system is called for. I don't know if we found enough clues. 在那洞穴的內部進行深入調查是應該做的,我不知道是否我們找夠了線索。
- Deep in the Romanian forest, a team of scientists stumbles upon the ruins of a 13th century Abbey which is built over the entrance to a giant underground cave system. 在羅馬尼亞的森林深處,科學家們發現13世紀古老大宅的地底下,竟埋藏著一個超大型地底洞穴,他們聘請了一隊洞穴探險家,進入洞穴查探究竟。
- The karst of Xingwen, China, contains the Xiaoyanwan tiankeng, alongside the degraded tiankeng of Dayanwan and also the potential collapse chambers in the Zhucaojing cave system. 四川興文喀斯特包括小岩灣天坑和大岩灣退化天坑,以及豬槽井洞穴系統中潛在的洞穴崩塌大廳。
- This paper introduces in detail three of the probability distribution equations corresponding to ore drawing under infinite, semi-infinite and dip-wall boundaries in caving system. 發現三類邊界條件下的顆粒移動概率均可用正態分佈函數表示,其方差值與層面高度成冪函數關係()。
- Archeologists are now revisiting a cave system that is buried 20 feet beneath the towering Pyramid of the Sun and extends into a tunnel stretching for some 295 feet with a height of 8 feet. 考古學家目前正在重新造訪埋藏在高聳的太陽金字塔下方20呎的洞穴系統,此一洞穴延伸出一條長295呎、高8呎的地道。
- The singer forced his low notes. 那位歌手勉強唱出低音。
- A terrible storm forced the ship to put back. 可怕的風暴迫使這條船返航了。
- The geological model of the reservoirs could be described as a combination of tubular caves system of Dongwu stage and Himalaya tectonic fracture network. 縫洞系統是在東吳期古溶洞系統基礎上,經埋藏后充填和溶解,最後由喜山期構造裂縫改造而成。
- I was forced to sign the agreement against my will. 我被迫違心地在協議上籤了字。
- The town was forced to yield after a long siege. 該城受長期圍困而被迫棄守。
- The British line was forced back a short distance. 英軍的陣線被迫後退一段距離。
- I suppose you also have a caste system in your society. 我想你們的社會裡也有一種等級制度。
- A hermit used to live in the cave. 一位隱士曾經住在那個山洞裡。