軟砂巖 的英文怎麼說
中文拼音 [ruǎnshāyán]
軟砂巖
英文
holystone-
Touke sandstone and shale stratum. this stratum has a very soft, loose structure, and this is why the badlands terrain is especially well developed here
左鎮鄉的地層主要為頭?山層之砂巖與頁巖所構成,由於地質特別松軟,惡地形也特別發達。( 2 ) based on indoor test, two typical soft rock of brecciated mudstone and siltstone in luohu jiancheng district is carried systemically though interior rheological testing ; moreover combining with preceding studying results of rock rheological constitutive model, rheological numerical constitutive model suited to rock mass mechanics characteristics and stratum structure of luohu fracture zone, and numerical parameters of the model are processed with studying of curve fitting
( 2 )立足於室內試驗,對羅湖建成區兩種典型的軟弱巖石?含角礫泥巖和粉砂巖進行系統的室內流變試驗研究,又結合前人對巖石流變本構模型的研究成果,分析並確定了適合羅湖破碎帶巖體力學特性及地層構造特徵的流變計算本構模型,並對該模型的計算參數進行了曲線擬合研究。Based on the bedding features of weak intercalations in sandstone plates near the top of underground cavity, the probable failure scale of bedding sliding, the probable settlement, the folding places and the critical length of sandstone beams are computed seperately, then the stability of underground cavity is analysed
針對地下工程頂部層狀砂巖中存在順層發育軟弱夾層的情況,分別對開挖后可能出現的層間滑動破壞范圍、巖板的沉降、折斷和臨界長度進行計算,並分析其穩定性。As the increase of domestic high - rise buildings, more and more deep foundation trench supporting constructions have come into existence. among the general geographical condition of the urban district in qingdao, most of regions, which mainly consist of strong de composed rocks, are in quite good condition. except for the sandy soil and oozy soil along sea sides. but the development of rock cracks and breaking zones and unstable lamprophyre still exist, so blasting is needed during constructions of foundation trench. blasting have bad influence on the stability of slopes. moreover. the slope - liding has happened for several times, so the engineering project of foundation trench attracts more attention of people
隨著國內高層建築的發展,深基坑支護工程越來越多,綜合青島市區的地質狀況,除海邊有砂性土及淤泥軟土外,大部分地域巖土條件相對較好,多以強風化巖為主,但巖石裂隙發育,間或有斷裂帶和穩定性極差的煌斑巖穿插其中,基坑施工時需要爆破施工,對邊坡的穩定造成了不利影響,加之連續出現的幾次滑坡失穩事件,基坑支護工程越來越引起了各方面的重視。The limestone, sandstone and shale of this area were soft.
這個地區的灰巖、砂巖和頁巖都是很柔軟的。Drag bits are used most commonly in soft formations.
在松軟巖層中最常用的是鋼砂鉆頭。In order to direct the water to the forebav of the pump station from the original canal, a channel long 135 m is designed. it crosses through the terrain top with a depth of more than 50 m. soil of the channel slopes is a strongly - weathered silty and sandy mudstone with many well - developed reticular cracks and takes the structural surfaces almost same as the channel slopes
東深供水工程金湖泵站位於塘廈鎮東面,屬低山、殘丘地貌,地面高程22 60m ;泵站前池進水渠橫切山脊,連接原東深供水河,設計開挖1條長135m的進水渠,坡高50多米,邊坡土質為強風化的粉砂質泥巖,網狀裂隙發育,結構面基本與坡面重合;坡體土質中含有較多的粘土礦物,具有遇水軟化的特性。Deep foundation trenches in shallow rocks in some cities along a seashore like qingdao, dalian, zhuhai things like that often need to be dug or exploded into hard rock, there are heaving sand, soft soil, groundwater upon it
青島、大連、珠海等基巖埋深淺的沿海地區深基坑經常需要挖至基巖甚至需要爆破開挖,基巖以上又有流砂、軟土、地下水等。Thus it became well - known for frequent geologic - disaster and landslide in the stratum area. xigeda soft rock is made up from minute sandstone, mud siltstone, siltstone mud and mudstone. it is inland fluviolacustrine phase deposit rock with rhythm - cyclic character of depositional geology
昔格達組極軟巖屬內陸靜水河湖相沉積,主要由粉細砂巖、泥質粉砂巖、粉砂質泥巖和泥巖組成,具有明顯的沉積韻律特徵。Petrophysics software package has been used to quantitative analyzing of the logging parameter of non - sandstone between salt beds, hence to develop logging evaluation method and obtained a satisfied result in practice
此外,還要輔之以「 p包」等多種解釋軟體實現鹽間非砂巖儲層參數的測井定量解釋,以形成江漢鹽湖盆地鹽間非砂巖儲層的測井評價方法。The bridge is located on the alluvial plain in the front of pearl river sloping field. its piles pass through weak soil layer, sandy clay and gravel stratum ; piles " sustaining layer sits in weak - weathering or faint - weathering mudstone
該橋位於珠江三角洲坡前沖積平原,採用樁基穿越軟土、亞粘土、砂土和礫砂,持力層置於弱風化和微風化的泥質砂巖和泥灰巖夾泥巖中。For the soft rock, the shrink of material and reconstruction of particle is dominant, and density of rock is large
至於孔隙率較高且連通性較高的軟砂巖則以顆粒重組和收縮佔主導地位,巖石密度增大。In the study, what ' s more, some particular experiment phenomenon are explained by means of theories, such as water move, the change of water and ice. in the test, the preliminary propagation of the hard rock containing a small mount of aperture is dominant during the test, inner damage of soft rock containing a large mount of apertures is largely propagating with the time increasement of circle, because the circle time is limited, the damage propagation can not be observed during enough times
試驗發現,對于強度較大,顆粒孔隙閉合程度較高時最初的幾次凍融循環對損傷的擴展起著主導作用,而後逐漸趨于恆值;而對于強度較低,孔隙貫通程度較高,離散性較大的軟砂巖,隨著凍融循環次數的增加,損傷變量增大,由於本次試驗凍融次數有限,未能觀察到凍融循環次數較高時的損傷變量變化情況。Study on ultimate bearing capacity of soft sandy gravel rock foundation
砂礫軟巖的極限承載力分析分享友人