巖管 的英文怎麼說
中文拼音 [yánguǎn]
巖管
英文
canalis petrosus-
They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。The local directional drilling is just staring in terrane, the equipments and the technologies ca n ' t satisfy far and far the spot construction needs, according to current circumstance and considing the existed equipments, the author put forward drilling by air hammer in terrane, having designed compounded - drilling tools, and recommended technology parameters. producing experiments have obtained good achievements in economic and in techniques
國內定向鉆進鋪管技術在巖層只是剛剛起步，設備、工藝遠遠不能滿足現場施工需要，本文針對國內、外巖層定向鉆進非開挖設備及工藝現狀，結合國內大多施工單位的已有設備，提出巖層空氣潛孔錘導向鉆進工法，設計了適合巖層鉆進的實用鉆具，並提出具有針對性的工藝參數，生產性試驗取得了良好的經濟技術指標。These canals are frequently excavated through rock, and require tunnels, flumes, syphons, aqueducts and open concrete-lined channels.
這些水渠往往要鑿通巖石，並需要地道、引水溝、彎管、渡漕和混凝土水道。Northern rock ' s new managers could have been told to think about their job more as that of a bankruptcy administrator ? the task being to discharge its liabilities over a reasonable space of time
北巖銀行的管理層需把他們的工作身份看作是破產管理人? ?任務就是在合理的時間內解除銀行債務。Study on computation method for casing load induced by soft rocks
軟巖層引起的套管外載計算方法研究It has become an irresistible tendency to recon ciliate the relations between exploitation of these caves and their protection, to simplify management and perseverance and to provide the scientific research of the caves with necessary aids. this article applied certain research the envrionmental management information system ( emis ) application in the management of the karst caves for tourism, and made a brief introduction of the exploitation and application processes. we have made corresponding research in the mechanism of based on the system, its pivotal technology, the warning system of the caves " environmental quality, the execution of the caves " environment data base and its code, all of which have produced certain fruits
運用信息技術協調巖溶洞穴旅遊開發與保護之間的關系，簡化洞穴管理和保護工作，為巖溶洞穴科學研究提供必要的輔助已成為大勢所趨本文就環境管理信息系統envrionmentalmanagementinformationsystem （ emis ）在旅遊巖溶洞穴管理上的應用方面做出了一定的研究，對開發和應用研究過程做了簡要的闡述，主要從系統建立的機理，系統的支撐技術，洞穴環境質量預報警，洞穴環境數據庫實現及其編碼實現等方面做出了響應的研究並取得了一定的成果。The origin and evolution of land plants was an important event in the history of earth life and has affected all other lives on the earth and global environment. during the past two decade, the new discoveries of fossil plants microfossils and megafossils from the mid - ordovician through all silurian to the lower devonian improved knowledge of the origin of land plants, provided a time framework of the basal groups for the land plants and the early evolution diversity of vascular plants. three new plant based epochs have been recognized. on the other hand, molecular sequence studies have provided insights into the phylogeny and early branches of land plants. a phylogenetic tree has been established by the joint of a study of comparative morphology and gene sequences. this paper summarizes recent advances and new knowledges, comments on the phylogenetic studies based on the cladistic analysis
陸生植物的起源和演化是地球生命中的重大事件，它影響到地球上所有的其他生命和全球環境。在過去的20年中，從中奧陶世歷經整個志留紀至早泥盆世的巖層中，化石植物微化石和大化石的新發現改變了人們對陸生植物起源的認識，並且為陸生植物和維管植物早期演化分異提供了基部類群分化的時間框架。據此人們識別出地史中的3個陸生植物的時代：始胚植物時代始維管植物時代和真維管植物時代。This thesis primarily makes below the work of a few aspects : ( 1 ) the method to append the section line in the geological section plane and the geological plane graph intersected each other ; ( 2 ) the principle and method that automatic determinate of orebody on transverse section with the neural network theory was presented, and draw the slippery boundary of ore ; ( 3 ) the method that drawing the surveying well and lane way engineering in the geological and survey graph ; ( 4 ) the method to automatic calculation and statistics output ore reserves and grade ; ( 5 ) the method that automatic creating the geology cross section of the hole ; this thesis realizes automation for managing geological graph based on the substantive research work
本論文主要作了以下幾個方面的工作： （ 1 ）提出了在相交平面圖和剖面圖中添加剖面剖切線的方法； （ 2 ）提出了應用人工神經網路理論確定剖面中礦體界線的理論和方法以及礦巖界線圓滑的原理與方法； （ 3 ）實現了礦山生產實測工程數據處理與地測圖件的有機結合； （ 4 ）實現了礦塊地質品位和儲量的自動計算和統計輸出； （ 5 ）提出了中深孔炮孔排面地質剖面圖自動剖切的原理和方法。本論文在大量研究工作基礎上，實現了地測圖件管理的計算機自動化。( 4 ) gneissose tonalite and plagioclase granite. respective lithogenesis may be different, notwithstanding their geochemical characteristics are similar to ocean plagiogranite in whole
盡管這些巖石的地球化學特徵都類似於大洋斜長花崗巖，但各類巖石的具體成因可能不盡相同。Petrochina group has gradually formed an integrated reach and development system for more than 50 years, and taken the leading in the field of the petroleum science and technology in the world such as geology theory of land, oil and gas and bigger - scale non - equal gritstone oil field development, however, the technology gap is as a whole obvious compared with the overseas bigger - scale oil corporation and technology service corporation ; in addition, the current development & administration system ca n ' t meet the need of the development of the corporation
中油集團經過50多年的發展，形成了完整的研究開發體系，在陸相油氣地質理論、大型非均質砂巖油田開發等多項石油科學技術方面居世界領先水平，但總體技術上與國外大油公司和技術服務公司相比還有很大差距，現有研究開發組織管理體系不能滿足公司發展的需要。If several drill holes are used in a boulder, then initiation is to be carried out by using instantaneous detonators.
如果一塊巖石上有數個炮眼，則應使用即發雷管同時起爆。Effect of pipe flow on interflow on granite slope in three gorges area of yangtze river
長江三峽花崗巖坡面管流在壤中流中的作用The reason analysis of mudstone creep on casing damage
泥巖蠕變導致套管變形損壞機理分析The factors that probably leads to cracks are put forward based on the analysis, which in turn are : the deformation of surrounding rock and the deformation of concrete volume and the pelter of air temperature and thermal insulation temperature rise and the thickness of liner and cooling pipe
通過分析得出了導致裂縫的幾種可能原因依次為：混凝土的圍巖變形、自生體積變形、氣溫驟降、絕熱溫升、襯砌厚度和冷卻水管等，為今後類似工程提供理論依據。176 drillholes, 9 coreholes, 178 trial pits, refurbishment of 48 existing standpipes piezometers, laboratory testing of soil and rock samples obtained from the investigation works along tuen mun road
176個鉆孔， 9個土芯鉆孔， 178個探井，重整48個豎管測壓計及一系列的土壤和巖石樣本的實驗室試驗。224 drillholes, 250 trial pits, refurbishment of 48 existing standpipes piezometers, laboratory testing of soil and rock samples obtained from the investigation works and the structural condition survey on existing highway structures along tuen mun road
224個鉆孔， 250個探井，重整48個豎管測壓計，將所取得的土壤和巖石樣本進行實驗室試驗，以及對屯門公路上現有的公路建築物進行結構狀況勘測。Despite of this, the field geology and the character of pyroclastic rocks remain the basis of the petrogenesis of pyroclasic rocks
盡管這樣，野外地質和火山碎屑巖的巖性特徵，仍是火山碎屑巖成因研究的基礎。He eventually hopes to use rock - cutting rovs that will drive across the sea floor, grinding ore as they go and sending it to the surface via a tube at a rate of 400 tonnes per hour
他最終希望能用可以橫穿海底的巖石開掘機rov將礦石碾碎，然後通過一條管道以每小時400噸的速度將其運至海面。Despite precaution, 20 minutes after beginning to traverse the bottom, the huge sled smashed into the rocky sea floor.
盡管採取了一些預防措施，但是在橫越海底20分鐘以後，那個巨大的橇狀裝置還是撞進了多巖石的海底。Perhaps it was this - perhaps it was the look of the island with its grey, melancholy woods, and wild stone spires, an the surf that we could both see and hear foaming an thundering on the steep beach - at least, although the sun shone bright and hot, and the shore birds were fishing and crying all around us, and you would have thought anyone would have been glad to get to land after being so long at sea, my heart sank, as the saying is, into my boots ; and from that first look onward, i hated the very thought of treasure island
可能是因為這個也就是這個島嶼的模樣，包括它灰色憂郁的林子和巖石裸露的峰頂，以及我們可以看到和聽見的浪擊陡岸的飛沫和轟鳴總之，盡管日頭照著，明媚而和暖，岸上的鳥繞著我們四周鳴叫著捕食魚類，你會想到，在經過了這么長時間的海上航行后，任何一個人都會興高采烈地上岸去走走，但是，就像俗語說的，我的心沉到了底從第一眼見到陸地起，我一想到這個寶島就厭惡透頂。分享友人