脆性區 的英文怎麼說
中文拼音 [cuìxìngqū]
脆性區
英文
brittle zone-
The frangibility of ecology environment in western china determines the approaches to strengthen interactions between economy and ecology rather than polluting before administering
摘要西部地區生態環境的脆弱性決定了西部地區在工業化過程中不能走「先污染、后治理」的發展模式,而應該強化經濟與生態環境的互動發展。It is useful to study the relationship between plants and environments of this region for improving our understandings of the ecosystem frangibility of ordos plateau and the significant roles of vegetation in maintaining the structure and function of the ecosystem
因而,研究該地區植被與環境復雜多變的相互關系有助於我們認識鄂爾多斯高原生態系統的脆弱性和植被對于維持該區生態系統結構和功能過程的重要性。So the framework of the objective theory takes shape. part two investigates the macroscopical ecological conditions, the deveolopment of middle or small - scale cities and their master space layout. based on investigation above, the article educes the main factors in which urban master layout is restricted by frangible ecological environment and the main influences of urban layout pattern upon urban ecology
實踐與案例研究部分在對西北地區東部生態狀況、中小城市發展狀況的宏觀調查和對典型中小城市的實地專題調研、深入理性分析的基礎上,挖掘脆弱生態環境對城市布局的主要制約因子和城市布局對生態環境的主要影響。The round columnar joints show that the dyke swarms are in upper crust brittle tectonic setting, and the western shandong block is brittle extensional in the mesoproterozoic time
巖墻發育圓柱狀節理表明巖墻侵位時地塊已經處于上地殼脆性構造環境,中元古代魯西地區是一個脆性伸展的大地構造環境。In the process of writing paper, assimilating sufficiently procedessor " research achievement, exertting ductile - brittle shear zone, resolving mechanism of formation of gold - bearing quartz vein of chener. lining out ductile - brittle shear zone of chener gold deposit, presenttig pattern of controlling chener gold deposit, with analyzing of dominant ore vein - q507, graph of change of trace element on different spot level and graph of change of gold element of different construct, researching construct geochemistry of ore zone
在論文撰寫的過程中,充分吸收前人的研究成果,運用韌性剪切帶理論,解析了陳耳金礦區含金石英脈體的形成機理,劃出了控制陳耳金礦床的韌-脆性剪切帶,提出了礦床的構造控礦模式。The authors probed into the reason of ambivalence, pointed out the development relationships among them, and mainly brought forward seven measures : ensuring necessary plantations and studiously increasing yields of grains ; setting up reasonable grains reserves ; increasing the yield of unit area and overall productivity of land, and ensuring gross yields of grains to be increased steadily ; adjusting measures to local conditions, differentiating land varieties among the total land of gansu province to produce grains ; continuously adjusting structure of production, improving agricultural economy benefits, and increasing farmer incomes ; realizing essential self - support of gross grains, meanwhile dealing with well regional and structural scarcity gradually ; strengthening outcomes of ecological construction, increasing the intensity of ecological compensation, utilizing strategy of virtual water to solve grain safety to be fragile and sensitive regions of ecology, and realizing agricultural sustainable development
文章分析問題的矛盾所在,指出三者的辨證發展關系,並主要提出七點措施:保證一定的播種面積,努力增加糧食產出;建立合理的糧食儲備規模;依靠科技,主攻單產,提高土地的綜合生產能力,保證糧食總量穩定增長;因地制宜、分類指導省內不同地區的糧食生產;繼續調整農業生產結構,提高農業的經濟效益,增加農民收入;實現省內糧食總量基本自給的同時,逐步解決好區域性、結構性短缺問題;鞏固生態建設成果,加大生態補償力度,利用虛擬水戰略解決生態脆弱區、生態敏感區等局部地區的糧食生產安全,實現農業可持續發展。Further more, the fracture possibility is analyzed with fracture mechanics after the stress calculation of local high stress area around the bolt hole in shell flange and the measurement of fracture toughness of gray cast iron. the improving structure of bolts connected head and shell flange is brought forward
此外,在計算獲得缸體法蘭螺栓孔局部高應力區的應力水平后,由斷裂力學分析發生脆性斷裂的可能性,並提出烘缸缸體與缸蓋聯接結構的改進方案。There is a closely retationship between the formation of gold deposit and the tectonics, stratigraphy, petrological character, intrusive rocks, uolcanic rocks and ductile shear zone
中酸性火山巖是本區主要成礦母巖,韌脆性剪切帶是金礦形成的重要導礦構造。Evaluation of land use suitability at the vulnerable ecological area based on rs gis
的生態脆弱區土地利用適宜性評價Fxs is mainly caused by a kind of dynamic mutation, the expansion of a cgg repeat located in the 5 ' - untranslated region ( 5 ' - utr ) of the fmr1 ( fragile x mental retardation ) gene
該綜合癥由患者細胞中可見xq27 . 3的脆性位點fraxa而得名。絕大多數脆性x綜合征患者的發病是由於fmr1基因5端非翻譯區的三核苷酸cgg重復的不穩定擴增所致。The result of experiment showed that the reaction between ti and c is a thermodynamic course, when 2 wt % mg is added to melt, it can restrain the formation of fragility phase al3ti, and gained al matrix composite which contained tic reinforced particles only. because mg reacts with the forms a micro - high temperature field around the oxide around the graphite particles and the oxygen gas which is brought by the immersion bell, and the reaction gives out a lot of heat energy, thus forms many high micro - fields in melt, which prompt the reaction between the al and ti
加入適量的mg ( 2wt )可以抑制tic al復合材料中的脆性相al _ 3ti的產生,生成僅含tic的鋁基復合材料;由於活化劑鎂在體系中與石墨顆粒周圍的氧化物、以及外來的氧反應放熱,在熔體中形成微高溫區,促進al - ti反應,同時, al - ti反應也是放熱反應,因此體系中的內能急劇增大,促使al _ 3ti分解以及ti朝c顆粒擴散,縮短反應的孕育時間。This segregation behavior of sn accords with the mechanism of non - equilibrium segregation. it can be obtained through the theoretical calculations that the critical time of sn non - equilibrium segregation is 124 seconds at 750 and the critical cooling rate is 8 / s when cooling from 1320. it is suggested that controlling the cooling rate during continuous casting to avoid the critical cooling rate ( 8 / s ) and avoiding high stress near the trough temperature ( 750 ) may control the form
通過研究殘留元素sn的偏聚機制及其對o . 15wt . % c鋼熱塑性的影響,對試驗鋼進行脆性預測:建議在該鋼的連鑄過程中彎道矯直溫度盡量避開塑性谷底溫度750 ,二冷區的冷速盡量避開臨界冷卻速率8 / s ,從而可以減少該低碳鋼連鑄坯表面裂紋和橫向裂紋,提高其成材率。The fractorgraphy analysis show that in the layer rich in w and mo, the feature of fracture is brittle fracture which follow the bordline of crystal. in sections rich in the felt metal, the feature of fracture is ductile fracture. in w - mo layer, the feature of fracture are brittle fracture and some ductile fracture
斷口形貌特徵研究表明,富w區、富mo區主要為沿粒界脆性斷裂;粘結金屬發生韌性斷裂; w - mo混合區為顆粒的沿粒界脆性斷裂和粘結相的韌性斷裂的混合型斷裂;富ti區為典型的穿晶解理斷裂; mo - ti混合區以穿晶解理斷裂為主,顆粒邊界表現出準解理斷裂特徵。The tensile ruptures of both the as - cast and the directionally solidified samples are of brittle fracture mode at room temperature
原始鑄態試樣和電子束區熔定向凝固試樣的室溫拉伸均表現出脆性斷裂的特徵。In the third ductility region, the reduction in area of the sn - undoped steel is larger than that of the sn - doped steel. this means that the hot ductility of the sn - undoped steel is better than that of the sn - doped steel
在第類脆性溫度區內,不含sn鋼的斷面收縮率大於含sn鋼的斷面收縮率,即不含sn鋼的熱塑性要比含sn鋼的熱塑性好。Exhibition of the deposit is controlled by the regional ductile zone, and the ore ' s distribution has been controlled by the secondary ductile zone ( controlled mine ductile zone ), the brittleness structure of later stage possess the specified reconstruction and damage to the mineral ore, at the same time it also strengthened gold once more wealthy anthology
區域性韌性剪切帶控制了礦床的展布,而次級韌脆性剪切帶(控礦剪切帶)控制了富礦體的分佈,後期的脆性構造對礦體有一定的改造、破壞作用,同時也加強了金的再一次富集。In most affected individuals, cgg repeats are massively expanded over 200 repeats ( full mutation ) and become abnormally h ypermethylated, w hich r esult i n t he s ilence o f t he fmr1 gene
全突變患者cgg重復次數可達n 200 ,其fmr1基因的cgg重復區域本身及其附近的cpg島發生異常甲基化,引起基因關閉,而fmr1基因產物fmrp的缺乏,導致脆性x綜合征。Abstract : this paper states its importance to carry out the strategy of agricultural sustainable development ( asd ) for guizhou karst region, it also explores the target and connotations of asd, and points out that it is the basis for asd of guizhou province to protect, improve and restore karst ecoenvironment, and in finally the authors propose industrial models and strategy of asd which are suited to regional features of fragile karst environment of guizhou province
文摘:闡述了貴州喀斯特生態脆弱區實施農業可持續發展戰略的重要性,探討了該地區可持續農業發展的目標與內涵,指出保護、改善和重建生態環境是農業可持續發展的基礎,提出了適合喀斯特生態脆弱區地域特徵的持續農業發展的產業化模式與戰略對策。Blue shortness section
藍色脆性區Blue shortness zone
藍色脆性區分享友人