融凍帶 的英文怎麼說
中文拼音 [róngdòngdài]
融凍帶
英文
thawed zone-
According to whether there are later tectonic activities or not it can be divided into mountain planation surface, lower planation surface and buried planation surface. according to active condition, it can be divided into active surface, dormant surface, exotic surface and defunct surface. taking the base level into consideration, it can be divided into sea - eroded and deposited planation surface, denudated planation surface, snowline planation surface and upper eroded planation surface
依據夷平面形成后是否遭到後期構造變動將夷平面分為山地夷平面、原地夷平面和埋藏夷平面；依據夷平面的活動狀態可分為活動面、休眠面、外來面和廢止面；依據侵蝕基準面可分為海蝕-堆積夷平面、剝蝕夷平面、雪線夷平面和上部剝蝕夷平面；依據基底可分為穩定地帶上的夷平面和活動地帶上的夷平面；依據氣候帶可分為準平原、山麓面和聯合山麓面、雙層水平面和刻蝕平原、凍融山足面和凍融剝夷平原。In alaska, salmon populations are faltering as melting permafrost pours mud into rivers, burying the gravel the fish need for spawning
在阿拉斯加， ?魚群的數量正在逐漸減少，因為永久凍土層融化帶入大量的泥土到河中，覆蓋了?魚產卵所需的碎石。Simulation of the process of the freezing and melting ground ; 5
季節性凍土帶形成與融解的模擬； 5Collapses in mengshan area are caused by the weightless rock mass falling down rapidly due to the interaction of gravity and weathering factor of freeze - and - thaw action and raining action in the locate of the developing joints
崩塌是在陡崖或坡度陡峻的斜坡地帶因巖體節理裂隙發育，受凍融、雨水等風化作用和重力作用，造成巖體失穩快速下落的現象。The chloroplast shsp gene was screened from the cdna library of tomato flower by pcr strategy and confirmed by sequencing. but difference was found at 3 bases of the sequence from the reported in genbank. then, an integrated vector prok ii of the chloroplast shsp gene and nptii gene ( a kanamycin resistant gene ) with camv35s promoter was constructed and introduced into tomato mediated by agrobacterium tumefaciens lba4404. transgenic tomato were screened by their ability of growing on media containing kanamycin
本實驗採用pcr方法從番茄花cdna文庫中克隆到葉綠體shsp基因，經測序證實與genbank中已發表的序列在編碼區相差2個堿基，其中一個堿基導致1個氨基酸的改變。將葉綠體shsp基因定向克隆于帶有組成性表達啟動子camv35s的植物表達載體prok中，凍融法轉化農桿菌lba4404 ，利用葉圓盤法對番茄進行ti質粒介導的遺傳轉化。Fault fracture zones often form in active fault zones and appear as long extension with stable trending, they are jointly controlled by active faulting, underground water concentration and freezing expansion
斷層裂縫沿斷層破碎帶定向分佈，產狀穩定，成群產出，與斷層活動、地下水運移、不均勻凍脹存在密切的關系，是構造變形與融凍變形聯合、內外動力耦合產生的復合成因地裂縫。This article analyzes the characteristics of permafrost earth, establishes mathematical model of earth thermal transfer, which consists of thermal transfer equation in thaw zone, the conservation relationship of heat quantity transferring from pipeline to earth and from earth surface to atmosphere, earth temperatures at thaw zone interface, heat transfer condition of solid phase changing into liquid phase at phase interface
文章分析了永凍土的特點，建立了永凍土地帶土壤傳熱數學模型：融化圈內外傳熱方程、管道向土壤和土壤表面向大氣所放熱量的守恆關系、融化圈界面處土壤溫度、相變界面處固相變為液相的傳熱條件。When a buried pipeline goes through permafrost zone, thermal action between medium in pipeline and permafrost occurs and causes the frozen earth thawing, so the thaw settlement forms around the pipeline
摘要埋地油氣管道通過永凍土地帶時，由於管內介質與周圍的凍土發生了熱力作用，使冰土解凍，在管道周圍形成融化圈。New understanding of permafrost melt could soon alter global - climate models
一項關于永凍土帶融化的新的發現可能不久以後會改變全球的氣候。About half of the route is across permafrost, which poses particular challenges because of the danger of subsidence caused by melting at the surface in summer
路線的大半是要穿過永凍土，由於存在夏季土層表面融化而導致的下沉危險，這便給運營帶來了特殊的挑戰。分享友人