砂侵 的英文怎麼說
中文拼音 [shāqīn]
砂侵
英文
formation entry-
Individual sand bodies, filling erosional features cut by a river, may be elongate or arcuate depending on the course of the river.
充填在河流切割形成的侵蝕地貌中的各個砂體,在形狀上可以是伸長狀的或弓形的,這要決定於河流的河邊。It intruded eocene sandstones.
它侵入始新世砂巖。A study on the holocene transgression and the xigang ancient seabar in the yancheng area
全新世海侵與鹽城市西岡古砂堤研究Channels are incised by streams into the underlying red siltstones.
古河道由水流切割而侵入下伏的紅色粉砂巖中。The effect of soft rock lithology upon its anti - erodibility
砒砂巖巖性特徵對抗侵蝕性影響分析There is correspondence in evaluating sulfate resistance of cement paste by three test methods such as rapid boiling, gypsum mixing and wet - dry test. high strength grade cement can meliorate property of sulfate resistance
外摻石膏法、干濕交替法以及快速沸煮法三種實驗方法對評價水泥砂漿的抗硫酸鹽侵蝕性能有較好的一致性;高標號水泥品種對抗硫酸鹽侵蝕性能有很好的改善作用。Investigation on resistance of rubberized mortar to sulfate erosion
橡膠集料砂漿試件抗硫酸鹽侵蝕性能初探In this paper, the erosional characteristics along the suizhong sarldy coast of the liaodong bay are analyzed by comparing nautical charts in different periods and analyzing remote sensing images and multi - year field monitoring data, and it is shown from the analysis results that the loose coastal sediments and intense coastal dynamic actions are the basic conditions for the recent coastal erosion, and the decrease in terrigenous material discharged into the sea, marine dynamic actions, coastal engineering structures and offshore sand recovery are the main affecting factors for the coastal retrogradation
摘要通過不同時期海圖對比、分析遙感圖像和多年現場監測資料,分析了遼東灣綏中沙質海岸侵蝕的特點,認為海岸組成物質鬆散與海岸動力作用強烈是本區現代海岸侵蝕的基本條件;陸源物質入海量減少、海動力作用、沿岸工程建築和海上采砂是其海岸蝕退的主要影響因素。Gully erosion, which is universal on original lands, but also the special forms, for example, hole erosion gravel erosion debris slide and debris flow, which is unusual in loess area, ( 2 ) based on a long - term fixed point experiments in proving ground of the south stackpile, the soil erosion factors have been researched quantitatively, the runoff and erosion affected factors have been made sure and the experiential models of producing water and soil have been taken in newly - constructed stage, early stage and later stage of reclamation
確定南排土場原地貌的水蝕模數為3700 4400t km ~ 2 ? a ;在排土場新造地貌上,擊濺、面蝕、細溝侵蝕、淺溝侵蝕、沉陷侵蝕、砂礫化面蝕、土砂瀉溜和坡面泥石流等水土流失形式出現頻率和發生程度都明顯強于原地貌。 ( 2 )以南排土場徑流試驗場長期的定位觀測為基礎,對排土場未復墾時期、復墾初期、復墾後期的土壤水蝕影響因子進行定量研究,確定了徑流和土壤水蝕的主要影響因子及其臨界值,建立了產流產沙的經驗模型。The alternative changes of paleoenvironment favored the formation and imbedding of brine, which is the source of salt - water intrusion ; and the paleochannel that formed during regressive of sea level is the path of salt - water intrusion
海進時期,大面積的濱海平原被淹沒,在近海平原窪地滯留的海水經過蒸發、濃縮變為鹵水,成為鹹水入侵的物源;海退後陸源碎屑在濱海地區沉積形成了巨厚的古河道砂層。Sulfate attack on cement mortar containing limestone powder at lower temperature
含石灰石粉水泥砂漿在低溫環境中的硫酸鹽侵蝕The internal cause of the erosion in quot; pisha quot; sandstone area, southern inner mongolia
內蒙古南部砒砂巖侵蝕內因分析The basement of the basin is consist of precambrian crystal basement and paleozoic folding basement, while the cover has undergone the evolution of intra - continental rife in permian, down warped basin in triassic - cretaceous period and inter - mountains basin in tertiary. the main sediments are huge - thick volcanic rock, shallow intrusive rock and tuff in early permian, dark mudstone, marl and muddy dolostone in lucaogou formation in middle permian, huge thick volcanic rock, intruder in tiaohu formation in middle permian, miscellaneous sandy gravel, sandstone and gray mudstone in triassic ( the red is under the gray, and huge - thick dark gray, gray sandy gravel, sandstone, mudstone with coal layer in jurassic
盆地基底由前寒武紀結晶基底和古生代褶皺基底組成,盆地蓋層則經歷了二疊紀的裂谷盆地、三疊紀?白堊紀的坳陷盆地和第三紀后的山間盆地的演化過程。盆地主要沉積了下二疊統巨厚火山巖、淺成侵入巖和凝灰巖;中二疊統蘆草溝組的暗色泥巖、泥灰巖、白雲質巖石以及條湖組的巨厚層火山巖、侵入巖;三疊系雜色砂礫巖、砂巖及灰色泥巖(下紅上灰) ;以及侏羅紀厚層深灰、灰色砂礫巖、砂巖、泥巖夾煤層。Ladle castable is made from high qualified crog, corundum, magnesia and so on, which are mixed by binder. its thermal shock resistance, erosion resistance and volume steadiness are good. it ' s suited to the middle and small ladle and can be used for a long time
鋼包澆注料是用優質礬土熟料、剛玉、鎂砂、鎂鋁尖晶石和超微粉等材料,用不同結合劑和外加劑配製的,其特點是抗侵蝕性強、抗熱震性好,體積穩定性好,適用於中、小型鋼包使用,壽命長。Effect of mineral admixtures on resistance to chemical attack of blended mortar
礦物摻合料對高強砂漿抗化學侵蝕性能的影響Effects and mechanisms of mineral admixtures on sulfate attack of cement mortars
礦物摻合料對水泥砂漿硫酸鹽侵蝕的影響及機理Large scale salt - water intrusion has been occurred since late 1970 ' s due to freshwater exploitation by human activity
20世紀70年代末期以來,隨著對地下淡水的過度開采,淡鹹水水頭壓力差減小,鹵水通過古河道砂層快速南侵。To ascertain how to produce differential pressure reasonably during the course of high temperature and pressure gas well testing, we must consider synthetically the following situations : both liquid in well bore and solid phase particles of mud in strata can be carried out through airflow ; we must avoid sand production out of borehole walls and make the selected differential pressure meet the demands of the testing instrument capability ; the calculation of differential pressure when no sand comes out of strata covers the calculation of strength of rock of borehole walls and airflow velocity, etc
摘要高溫高壓氣井測試中合理生產壓差的確定需要綜合考慮使氣流能夠在井筒中攜液、返排侵入地層中的泥漿固相顆粒、避免井壁出砂、滿足測試工具性能要求等;地層不出砂壓差計算還涉及到井壁巖石的強度計算、氣流流速計算等。The product is produced with high quality magnesia and basic refractory raw material, binder and additive, it has higher corrosion resistance and good thermal shock resistance and can prolong the service life of tundish and is easy to remove its lining, it can be used by mechanical gunning and manual smearing on working site
本產品是採用優質鎂砂和堿性復合耐火原料與特殊復合結合劑、添加劑製作而成,該產品具有較高的耐侵蝕性和耐急冷急熱性,可以有效的延長中間包的使用壽命,並易於脫包,本產品可現場機械噴塗施工,又可人工塗抹作業。They have excellent corrosion, thermal shock resistance and spalling resistance. they wide applications and can be used in key locations of thermal processing equipment such as bof, eaf, lf and so on. 2 alumina - magnesia - carbon brick made from high - purity bauxite or fused alumina and fused magnesia grain or high purity magnesia by pressing, resin - bond for thermal shock resistance
1 ,鎂碳磚是不燒的耐火材料,經過摩擦壓磚機的成型以及乾燥處理后而成,它的主要原料是電熔鎂,高純鎂砂和高純石墨,結合劑為樹脂,鎂碳磚有良好的耐侵蝕性,熱震穩定性和抗剝落性,它已經被廣泛地用在鋼廠的轉爐電爐鋼包精煉鋼包等關鍵部位。分享友人