泥石的 的英文怎麼說
中文拼音 [nídànde]
泥石的
英文
sparry-
These tiny debris-flow deposits formed on freshly excavated embankments of the california aqueduct.
這些細小的泥石流沉積是在新開鑿的加利福尼亞渠的大堤上形成的。The top of the flow was armoured with boulders.
泥石流的頂部布滿了漂礫。The snout and the top of the flow behind the snout, typically were armoured with boulders.
泥石流的鼻部及鼻后的頂部都布滿了漂礫。Calciferous salt is ideal coagulants which decrease the electric potential. the experiment also showed a new method to treat the coal dressing wastewater by using calcium cinder carbide and pam together
通過對各種降低動電電位的混凝劑的測試,得出鈣鹽是較理想的混凝劑,並確定了電石渣與聚丙烯酰胺聯用治理煤泥水的最新方法。This paper analyses the main geo - ecological environment problems in light of neotectonics, ground subsidence, landslide, collapse, debris flow, groundwater environment evolution, change of land resources, cumulate castoff, etc. in the shenfudongsheng mining district, discusses its influence on the ecological environment
本文通過新構造運動、地面塌陷、水土流失、滑坡、崩塌、泥石流、水環境的演化、土地資源的變化、堆放的廢棄物等方面系統的分析了神府東勝礦區存在的主要的地質生態環境問題,並探討了它產生的生態環境效應。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。It includes not only research of newtonian fluid, but also study of non - newtonian fluid. based on junction phenomena over debris areas, types and features at conflux of different areas are obtained
本文首先研究了整個泥石流流域上發生的匯流現象,從泥石流產生區、流通區以及堆積區對泥石流匯流的形式和特點進行了總結。The movement types of debris flow, erosion shapes, results of confluence and deposition character in the conflux are summarized in this paper. the process of debris flow converging into main river is also presented
本文系統地總結了泥石流與主河匯流的運動方式、沖刷形式、匯流結果和沉積特徵,闡述了泥石流匯入主河時的運動特點。First occurrence of acanthodian microfossils from the early devonian of lijiang, yunnan, china
泥盆世棘魚類微體化石的首次報道Used in municipal engineering, infrastructure projects, chemical, printing, dyeing, medicine, shipbuilding, foundry and foodstuff to pump thick and dreggy liquid, paste, sand, flowing silt in rivers, as well as liquid containing mud and stone pieces in coal mines
可用市政、基建、化工、印染、醫藥、造船、鑄造、食品等行業抽吸濃稠液、污濁液、糊狀體、流砂及城市河道的流動污泥等亦可用作煤礦排除含有泥塊小礫石的流體。In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found
本文通過試驗研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土性能的影響,採用正交設計試驗方法得出了600級粉煤灰發泡混凝土的最佳配合比,同時發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著,因此,以二者為自變量建立了二元線性回歸方程,通過全相關系數的檢驗發現方程較為理想。此外,還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水性進行了相關實驗,發現磷酸有較好的耐水性效果,同時找到了其合適的摻量范圍。It was the foreman of the jury, foster lund, a dealer in cement, lime and stone.
這是首席陪審員福斯特倫特,一個做水泥、石灰和石塊生意的人。Reduction in friability of well cement stone and its function mechanism
油井水泥石脆性降低的途徑及其作用機理The ore ' s mineral component is simple, and its main association of minerals are leucocratic sphalerite - galenite ? iopsite ( epidot, chlorite ). leucoratic sphalerite and diopsite are the guide minerals in the ore
主要礦物組合為淺色閃鋅礦-方鉛礦-透輝石(綠簾石、綠泥石) ,其中淺色閃鋅礦和透輝石為該類礦石的標型礦物。The pore of schsc is smaller and more homogeneous than that of nhsc. fourth, the contribution to concrete microstructure of the expanding agent is very little at early ages ; however it is obvious at late ages to a certain extent. fifth, for the contribution of the mixing content of fly ash is that the contribution to the degree of early age concrete hydration is obvious to some extent, and that the contribution to the shape of hydrate of concrete is obvious
實驗研究表明:自密實混凝土由於粉煤灰的摻量較高,其早期的水化程度較低,但後期其細觀結構較普通混凝土好;自密實混凝土的骨料界面過渡區與水泥石的差別始終較普通混凝土小,其孔隙較普通混凝土小而均勻;膨脹劑對自密實混凝土早期的細觀結構影響不大,但對後期的細觀結構有一定影響;粉煤灰摻量對自密實混凝土的早期水化程度有一定影響,且其對自密實混凝土水化物的形態影響較大。Mobility of debris
泥石的流動性The addition of calcined kaolin to cement increased the chemical shrinkage of cement stone, but it had no distinct impact on the self - shrinkage of cement stone
煅燒高嶺土摻入水泥中,增加了水泥石的化學收縮,對水泥石的自收縮的影響並不明顯。The result of macro - quality experiments show : mineral admixtures markedly slow the hydrating velocity of cement slurry, decrease and delay the hydrating max - temperature, in which steel slag is more effective ; expansive agents compensate concrete shrinkage, enhance the concrete dense degree, strengthen the interfacial layer between fiber and cement matrix and improve the physical mechanics qualities of acic ; minimal admixtures markedly improve the concrete workability property, increase the concrete later intensity & density and the capability of anti - chemical attack and anti - permeability ; hybrid fiber reinforces the toughness of obviously acic by the means of anti - cracking effect of fiber with different sizes and different properties in the corresponding construction levels
實驗結果顯示:鋼渣摻合料能顯著減緩水泥漿體水化速率,降低砂漿的水化溫升並延遲最高溫升時間;補償混凝土收縮,提高混凝土密實度,加強纖維與水泥石的界面粘結,增強混凝土力學性能,但不能明顯改善混凝土韌性。混雜纖維通過纖維的不同尺度與不同性質在相應的結構層次上產生阻裂效應,增韌鋼渣防滲抗裂混凝土;增加混凝土的破壞極限能,極大提高混凝土抗彎曲能力和韌性指數,改善混凝土脆性。Their effects on the chemical shrinkage, self - shrinkage, hole structure of cement stone and on the shrinkage of mortar and concrete were also studied thoroughly, and a concrete admixture with high performance of crack - resistant and water - repellent was prepared
通過它們對水泥石的化學收縮和自收縮、孔結構以及對砂漿及混凝土的收縮性能的深入研究配製出了一種性能優良的混凝土抗裂防水外加劑。Mix mineral additive into concrete has great effect on the pore structure, especially the addition of sodium sulfate coarsening the pore structure enormously, and increase the total porosity. after mixing sodium sulfate, the chloride ion diffusion coefficient of air entraining concrete increased, impermeability reduced ; but mixing sodium nitrite and sodium chloride can
Na _ 2so _ 4摻入后,引氣混凝土的氯離子擴散系數增大,抗滲性降低;而nano _ 2和nacl能夠細化水泥石的孔結構,對混凝土的抗滲性有利,但提高幅度不大。分享友人