排水砂層 的英文怎麼說
中文拼音 [bèishuǐshācéng]
排水砂層
英文
drainage blanket/layer-
Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented
摘要基於砂井等應變固結模型,考慮初始有效應力沿深度變化,忽略井阻和豎向排水固結的影響,應用平均孔隙比與平均有效應力的對數關系,建立砂井非線性徑向排水固結的分層計算模型,並求得常荷載作用下的徑向排水固結解析解。The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage
系統的儲層特徵研究表明,該區延長組儲層成因類型主要為三角洲前緣水下分流河道、河口砂壩及三角洲平原水上分流河道微相細粒長石砂巖、粉砂巖;儲層巖石經歷了壓實,膠結,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期( b亞期)膠結充填孔隙縮小期三個成巖-孔隙演化階段;儲層物性總體上具有較低孔滲、低孔滲的特點,孔隙類型主要為粒間溶孔、殘余粒間孔隙、粒內溶孔、晶間孔及晶間溶孔,裂縫不發育,儲集巖排驅壓力和中值壓力較高,孔隙結構類型以細小孔-微孔隙,微細喉-微喉型為主。By summarizing and analyzing the geological setting, uranium source, paleoclimate, hydrology, lithologic - lithofacies conditions in the region, it is indicated that the quantou formation in fanjiatun - jiutai area and the qingshankou formation in yangdachenzi area are potential metallogenic prospective areas for in - situ leachable sandstone type uranium deposit in the region, which develop braided channel or delta marginal sandstones, and possess favorable forming conditions of interlayer oxidation zone, and constituting supply - passage - discharge system of abundant uranium source
綜合研究區域成礦地質背景、鈾源、古氣候、水文地質、巖性巖相條件,認為范家屯九臺一帶的泉頭組及楊大城子一帶的青山口組發育辮狀河或三角洲前緣砂體,構成了鈾源供應充足的補徑排系統,具有有利的層間氧化帶形成條件,是本區地浸砂巖型鈾礦的有利成礦遠景區帶。With regard to its field drilling applications in the geologically loose sandy pebble layers, kl vegetable - gum drilling fluid showed itself with excellent rheological behaviours in its abilities of lubrication, lost circulation, suspension and removal of debris, anti - shear shinning, and high coring rates, which satisfactorily meet the demands of geological boring in the dam foundation of huangjin ping hydroelectrical power plant
通過在黃金坪水電站壩基深厚砂卵石覆蓋層鉆探取芯的現場試驗,證明了kl植物膠沖洗液具有優良的流變特性,潤滑、堵漏、懸浮排除巖屑和抗剪切稀釋能力顯著,可實現高取芯率,能很好的滿足地質鉆探對取芯質量的要求。In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains.
在農田排水中常常採用礫石或過濾層來防止粉細砂和泥沙進入排水溝。There are many ways to handle the soft soil, such as : use the sand mat as a layer, carry to press in advance, press by thin film in the vacuum in advance, drain by use the sand well, drain by plastics plank, and reunite the foundation
軟土的處理有許多方法,如:砂墊層,堆載預壓法,薄膜真空預壓法,袋裝砂井排水法,塑料排水板法,復合地基法。Applied for the floor which is required to resist corrosion from acid or alkali, for the ground or covering layer of cement floor, drainage pool or alkali pool of circulation boards workshop or place where strength reinforcing floor is needed, or for the surface layer or ground layer or isolation layer of epoxy mortar
要求耐酸堿化學溶劑腐蝕的地面,電路板車間或加強抗拉力的水泥地面、排水溝及堿水池的面層,環氧砂漿面層與塊材面層,地面和隔離層。The papers and technical reports about the oil tank foundation treatment shows that in our country abundant experiences have been built up in dealing with the soft clay foundation, while there were few cases for sand foundation. analyzing the geological condition, the author proposed that the foundation soils at shuguang pump station belong to high - permeability sand layers
根據曙光泵站地區的地質條件,論文認為該區主要是一套以高透水性的砂類土為主的地層,粘性土層較薄且富夾薄層粉細砂,地基土的水平向與垂直向排水條件良好。Drainage blanket layer
排水砂層This paper analyzes on the common quality faults of cement mortar screed - coat in the roofing construction such as the inaccuracy of the slope - making, the unsmoothness of the drainage, and the sanding, peeling and cracking of the screed - coat, etc., and advances some corresponding precautionary measures
重點分析了屋面工程中水泥砂漿找平層的質量通病,如找坡不準、排水不暢、找平層起砂、起皮和開裂等,並有針對性地提出了具體的防治措施。As a result of the fluid in the mudstone not effectively expelled because of the reducing of permeability in the side of mudstone, abnormal pressure is formed in the alternating layers of sandstone and mudstone. hydrostatic pressure is kept because the fluid of sandstone can be expelled easily
在砂泥巖互層中,泥巖中的流體因泥巖邊部的滲透率降低而無法有效排出,形成異常超壓;而砂巖中的流體較易排出,常保持靜水壓力。分享友人