水體底部 的英文怎麼說
中文拼音 [shuǐtǐdebù]
水體底部
英文
water bottom-
Benthos the organisms that live on the bottom sediments of freshwater and marine ecosystems. they include plants and algae ( phytobenthos ) that grow below low tide mark
底棲生物（海底生物） ：在淡水或海洋生態系統底部生活的生物體。包括一些水底的植物和藻類。When sailing in waves, a part of ship bow will depart from water surface because of the significant heave and pitch ( mostly happened at bow in head seas, and may happened at stern in follow sea ). when ship enter into water once again, violent impact with waves will happen, which is called slamming
當船舶在波浪中航行時，由於劇烈的垂蕩和縱搖，船底的一部分會露出水面（主要是在迎浪時發生在船體前部，但在低速隨浪時也可能發生在船體後部） 。In order to resolve the strength problem of 74500dwt bulk carrier on launching way, two aspects of problem are investigated in this report : 1 ) the analysis and calculation of the force act on the hull and the launching way when ship launching ; 2 ) the strength analysis and calculation of bottom structure in forward area during ship launching
為了解決74500噸散貨船下水時船體結構的強度問題，本文主要對兩方面的內容進行了研究： 1 ）船舶縱向下水時的受力分析和滑道反力計算： 2 ）艉浮時艏部區域底部結構強度分析計算。What ' s more, we put forward some experienced formulas on the basis of the cortical analysis. the result of the research show that by installing diffluent piers with low ridge, we can eliminate the root of oscillatiny water jump, perfect the energy dissipation effect of water jump, also, we can improve the flow condition of down - stream. the fact that the main flow of down - stream is in the middle, not only effectively lower the speed of the bottom flow in the ridge rear, alleviate the erosion to the river bed, but also avoid the heavy wave resulted from the main flow in the surface, thus improve the surface wave of down - stream obviously. we can work out the body style parameters of diffluent piers with low ridge according to the project flow condition and experience formulas, and then reckon the down - stream surface wave condition for the protected building of the down - stream bank
研究結果表明：設置低坎分流墩后，消除了擺動水躍水舌擺動的根源，提高了水躍的消能效果，改善了下游水流流態。下游水體的主流在中部，既有效的降低了坎后水流底流速，減輕水流對河床的沖刷，又避免了主流位於表面導致波浪過大的結果，下游的水面波浪明顯得到削減。依據經驗公式，可根據工程水流條件設計出低坎分流墩的體型參數，進而估算出下游沿程的水面波浪，為下游岸邊的砌護提供依據。Hydroelastic response of very large floating structures over 2d variable bottom
超大浮體在二維不均勻底部上的水彈性響應Through discussion of numerical solution, the author get the effect of height of filled soil, size of culvert, width of valley, property of filled soil, construction procedure and techniques on soil stress of the culvert top ; 3. through the centrifuge test, the paper validates the reliability of numerical calculating on high - stack soil ; 4. the paper puts forward the simplified calculating method of soil stress of the culvert top on the foundation of numerical simulating and centrifuge modeling
通過對數值解的討論，得到填土高度，涵洞截面尺寸，溝谷底部寬度，溝壁坡角，填築體性狀，施工速度，地下水對豎向位移場及涵洞頂部土壓力的影響情況； 3通過離心機的模擬試驗，驗證了數值計算對高路堤的計算結果的可靠性； 4在數值模擬和室內離心機模型試驗的基礎上，提出了高填方涵洞頂部土壓力簡化計算方法。Since kamen and vagena, many researchers have discussed it in theory and experiment method. the main content in this paper is to set forth the slamming press calculations in dnv rules, gl rules and lr rules and the requirements for slamming strengthened bow structure and some comparisons ; slamming strengthened bow structure design for a bulk is carried out using dnv rules, and comparisons among several design schemes is carried through when heavy loading draft status replaces light loading draft status in practice. the results from above have been applied in ship production ; it is significant for ship structure improvement latter to calculate slamming press with direct calculation method, and then to design bow structure with dnv rules
本文的主要內容是分別闡述dnv 、 gl 、 lr三種規范對底部砰擊壓力計算及底部砰擊加強結構設計的一般要求並進行一些分析比較：用dnv規范對某型船（ 27000t散貨船）進行具體的底部砰擊加強結構設計，並就實際生產中產生的重載吃水狀態改輕載吃水狀態而出現的幾種設計方案進行比較，其具體結果現已用於實際生產；用直接計演算法確定砰擊壓力，再用dnv規范進行底部結構設計，對於後續船的改進均有指導意義。Step 4 : remember that fins can kick objects and create turbid clouds if you swim too close to the bottom
第四步：要記住：如果你游泳時太靠近底部，腳蹼就可能踢到物體，並掀起混水。Research section braided distributary channel sandstone is mostly positive rhythm, and high porosity and seepage rate in its central - top section, low seepage rate kalk interbed in its bottom. underwater distributary channel sandstone is relatively homogeneous positive rhythm, high porosity and seepage rate in its bottom, its top low. distributary mouth bar sandstone is complex rhythm, many interbeds inside
研究區宏觀非均質性特點為：研究區辮狀分流河道砂體以正韻律為主，高孔、滲帶在砂體中上部，底部常存在低滲透率鈣質夾層；水下分流河道砂體為較均質的正韻律，下部孔滲高，上部孔滲變小，分流河口壩砂體為復合韻律，砂體內部夾層多。Bodily form optimum for bottom branch pipe in tail water surge chamber of goupitai hydropower station
構皮灘水電站尾水調壓室底部岔管體型優化Aquatic animals that live in the substrate of a body of water, especially in a soft sea bottom
底內動物生活在水體底部的水生動物，尤指棲于松軟海底的水生動物The floor of a body of water, especially the sea
底，海底水體，尤其是海洋的底部Through these studies and analysis, following conclusions could be drawn : ( 1 ) it is necessary to study on harness engineering of landslide and dangerous rock since the main representations of this geological hazard are landslide and dangerous rock through geological investigation ; ( 2 ) it can be concluded though stability analysis that the dingzhuang landslide is stable naturally, which is identical to the in - situ investigation ; ( 3 ) through stability analysis, the landslide would slide if the water level dropped down from 175. 10m to 156. 0m and it rained successively after the three gorges reservoir work. ( 4 ) according to the results of calculation and the characteristic of the landslide, it is suggested that such measures as unloading at upper part, anchorage and pile supporting system and drainage system should be used on the landslide. ( 5 ) according to geological investigation, there are three kinds of dangerous rock in the engineering, those are failing - down rock, collapsing rock and sliding rock
因此有必要對滑坡進行治理； （ 4 ）根據滑坡推力計算結果和本滑坡屬牽引式滑坡的特點，滑坡體上部相對較穩定，中下部處于基本穩定或不穩定狀態，因此建議此滑坡治理採用上部削坡減載與錨拉抗滑樁、擋墻進行支擋結合的處理方法，同時結合截排水等措施進行綜合治理； （ 5 ）根據地勘資料，通過對危巖體的形態、規模、基座和底界層及分佈特點和分析，將本工程危巖體失穩崩塌的方式歸納為墜落式、傾倒式和滑塌式三種類型並分別提出相應的穩定性計算方法； （ 6 ）分別對本工程中的危巖體進行了穩定性計算，並且發現其都處于不穩定狀態，因此根據實際情況分別提出相應襯砌支撐和清理等加固治理措施，最後還對加固后的危巖體進行了校核計算，滿足要求。Several influence factors to result plasma drift in hainan were analyzed. in this paper the characteristics of ionospheric parameters variation were analyzed systematically and some new results in storm - time such as seasonal behaviors were obtained ; it is the first time to investigate the ionospheric drift behavior in hainan and some new results was obtained, the relationships between each two plasma drift velocity components in storm time in hainan were found and the electric filed variation in hainan ionosphere also was obtained ; the results also show that there are big differences of the ionosphere parameters bo and bl obtained from the data with that obtained from the iri - 2001 applied for hainan ; a new phenomena was found during a strong magnetic storm, that a layer with very strong electron density and density grad was found during the recovery phase of the storm, its horizontal scale is beyond 100km and temporal scale is about 2 hours, this phenomena repeated 3 times continuously. a type of negative disturbance in high and low latitude but positive disturbance in east - asia also has been found
本文較為系統地給出了海南地區電離層的參數變化特徵，特別是得到了一些暴時與以往不同的季節特性；第一次給出了海南地區的電離層等離子體漂移特徵，發現等離子體漂移暴時擾動在三個方向上有內在的聯系，得到了電場變化曲線；研究結果還表明海南電離層的半厚指數和形狀參數等與國際參考電離層iri - 2001存在很大差別；通過對強磁擾動事件期間的參數變化特性分析發現，在磁暴恢復相期間海南地區電離層底部存在一個電子密度非常大的高密度區，高密度區底部電子密度梯度隨高度急劇增加，該區域的水平尺度可達100公里以上時間尺度約為2小時，連續出現過三次，這是一個在海南從來未發現的新現象；研究還發現了暴時東亞地區電離層擾動會出現高低緯負相而中緯正相的現象。Alternate 25 yards of a drill, with 25 yards of whole - stroke swimming, trying to glide completely ? but barely ? below the surface with the head right in line and looking directly at the bottom during the glide
輪流進行25碼的訓練和25碼的完整游泳，盡力滑行完? ?但感覺幾乎不存在? ?頭和身體成直線在水面下滑行時看著正底部。This paper analyzes the feasibility and theory evidence as additional load according to code for seismic design of buildings and load code for the design of building structures. the paper puts forward a kind of predigest account method aiming at these problems by the feasibility analyzes of the gabled frames as additional load and defining a magnified coefficient through analyzing the level earthquake force at the floor of this building according to the code for earthquake this force is in the total building and the gabled frames as additional load multiply a certain magnified coefficient
本文針對目前出現的問題，參照建築抗震設計規范和建築荷載規范通過對上部結構作為附加荷載的可行性分析，分析整體計算樓層的底部水平地震力和把加層部分作為附加荷載乘以放大系數來計算樓層的底部水平地震力，當兩者相等或接近時，即可確定放大系數，從而提出簡化計算方法。As the photo above shows, a circulating cistern is designed on the bottom of the damp curtain. the detailed dimension will depend on the acreage of the curtain
如圖所示：在濕簾底部設循環水池一座，具體尺寸應根據濕簾設計的面積的需要來定。Owing to long - time erosion by water, stone blocks collapse continuously at the bottom of the rock body, forming a vertical cliff
因巖體底部被水流常年沖刷，造成巖塊不斷崩塌滑落，形成垂直的懸崖。The results indicate that the flow velocity is lower and the pressure is high in majority of the step cylinder, the distinct variations of the flow field occur in the threshold of the step cylinder at the bottom and the abrupt transition sections, the holes in the inner and outer tubes and the exhaust hole
結果表明：步進缸內大部分區域流體流速較小，壓力較高，且變化不大，發生明顯變化的部位主要分佈在步進缸底部水管入口及截面突變處、內外套對孔處和排氣孔處。The paper probed the applying of multi - ribbed slab with outer light frame structure ( mrsolfs ) to the upper structure of buildings with commodious space at the bottom and the feasibility of replacing lfswsums with frame - supported multi - ribbed composite slab structure ( fsmrcss ). firstly, the paper carried out test study base on the pseudo - static test under horizontal loads on four two - spanned model members of fsmrcss, including three 1 / 2 - scaled two - storeyed models and one 1 / 3 - scaled three - storeyed model. by the test study, the paper analyzed the test results, including analysis on mechanical property of the constructure under vertical loads, and failure mode, deformation capacity, aseismic performance under horizontal loads and constant vertical loads
本文首先對三個兩跨兩層和一個兩跨三層的底部大空間框支密肋復合墻結構的1 2和1 3比例模型進行偽靜力試驗研究，通過對底部大空間框支密肋復合墻結構在豎向荷載及與水平低周反復荷載共同作用下的受力性能的試驗研究，探討了結構的變形性能、滯回耗能和破壞形態，並與框支砌體結構進行對比分析。分享友人