劈理化的 的英文怎麼說
中文拼音 [pīlǐhuàde]
劈理化的
英文
cleavable-
After researching the loads on dangerous rock synthetically, the author points out the development and collapse mechanism of dangerous rock : the geology foundations that forms dangerous rock are the constructional surfaces such as tectonic fracture 、 relief fissure, soft interlayer etc. the developing of dangerous rock is due to release of in - situ stress in rock 、 aeolation 、 water erosion and root flerry. the main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force
在綜合研究危巖上的各種作用之後,本文提出了危巖的形成和破壞機理:硬質巖體中構造裂隙、卸荷裂隙、及各種軟弱夾層,結構面的的存在是危巖形成的地質基礎;地應力卸荷、風化、流水侵蝕、植物根劈是危巖發育的主要作用;重力、水壓力、地震力是危巖崩塌的主要荷載。It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling. first, a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects. then, spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii. finally using the periodic instanton method we evaluate the transition amplitude, energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained
文章首先對磁性宏觀量子效應的理論和實驗方面作了簡單介紹,然後藉助于ulyanov和zaslavskii發展的一種等效勢描述方法,把外磁場沿難磁化軸方向時的自旋隧穿約化成在等效雙勢阱中運動的粒子,利用瞬子方法給出基態能級劈裂,最後利用周期瞬子方法分別計算了隧穿幅、能級移動以及wkb前因子,從而給出由於熱助量子隧穿引起的激發態的隧穿率。Abstract : the effects of airfoil geometric parameters on wing " s spacial and polarized scattering characteristics have been systematically revealed. the results of the study indicated that the calculating value of diffraction from trailing edge by using the formula of the straight wedge is very far from experimental results for vertical polarization, and the contribution of thickness of the trailing edge to scattering must be considered in the calculation. the scattering peak of leading edge depends only on radius of airfoil for horizontal polarization. but for vertical polarization, it depends on maximum thickness and the location of maximum thickness. engineering formulas for evaluating all scattering peaks were given in the paper. it is important for the design of low - rcs wing
文摘:系統地揭示了翼形幾何參數對機翼的空間散射特性、極化散射特性的影響規律.研究發現,在垂直極化狀態下用理論尖劈公式計算機翼后緣繞射的計算結果與實驗結果相差甚遠.提出在垂直極化狀態下機翼后緣繞射的計算必須將后緣厚度考慮在內的見解.對於水平極化,前緣散射波峰只與前緣半徑有關;而對於垂直極化,前緣散射波峰與翼形最大厚度以及最大厚度位置有關.給出前後緣散射波峰的工程估算公式,為低雷達散射截面( rcs )機翼設計提供依據The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc
在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔隙率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔隙率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混合料。Laizhou guangyun machinery co., ltd. laizhou guangyun machinery co., ltd, an private enterprise which intergrates science, manufacture and trade. it covers an area of 10000m2, has 100 staffs. with advanced and exactitude exam equipments and modern management systerm, we specialized in manufacturing wood - working machine, such as log splitter, circular saw ls400, vertical log splitter, planer thicknesser and so on. the log splitter which model is 52cm, 37cm, and the force can be reached 4t, 5t, 6t ; cutting machine includes metal cutting band saw, marble cutting machine besides dust - collector, multi - function mixer, motor, shieding pressure - pump and so on. the product is sold all over the whole country, and exported to europe, america, east - north asia ect. most products have been certified successively by international safety seanclards which are european economic community ce, germany gs ect.
公司員工100餘人,佔地面積10000m2 ,擁有先進精密的製造檢測設備和現代化的科學管理制度,專業生產木工機械: ls - 370 ls - 520型號的劈木機400圓木鋸立式劈木機木工刨床等,切割機械:金屬帶鋸機理石切割機等,以及集塵器攪拌機電機屏蔽增壓泵等,產品遠銷全國各地並出口歐美東南亞等20多個國家和地區。Among them, the uncompetent pelitic series are cleaved in the srong - deformation zone with relatively high temperature, high pressure ; with weak hydrofracturing, the competent sodium - rich series dilatacying and forming microfracture ( ie, embryonic fracture ) in the core of the weak - deformation demain, which is a natural lens - like pumping centre with relatively low temperature, low pressure and high permeability
強變形帶中的非能幹性泥質巖系強烈劈理化,為相對高溫高壓帶;弱變形域內的能幹性鈉質巖系則伴隨弱水力壓裂作用發生擴容,形成雛形斷裂的微裂隙,同時,它是一個相對低溫、低壓、高滲透率的透鏡狀天然泵吸中心。The main research outputs of this paper are as follows : l. baed on the choosing rational mix proportion, the influence of changing volume proportion of steel fiber on mechanical properties such as crushing resistance, splitting resistance, breaking resistance and bending resistance and the variation rule of mechanical properties are studied by experiment and theoretical analysis of 320 samples. according to experimental results of different layered structure of fiber - reinforced concrete, the influence of layered height on splitting strength and breaking strength is discussed. so it offers reliable reference to design road structure by using fiber - reinforced concrete
在選擇了合理的配合比基礎上,通過對320塊試件的試驗和理論分析,研究了鋼纖維體積率的變化對抗壓、劈拉、抗折以及彎曲韌性等力學性能的影響及變化規律,由不同分層試件的試驗結果,探討了鋼纖維混凝土的分層高度對劈拉、抗折等強度影響,為鋼纖維混凝土的路面結構設計提供了可靠的依據。分享友人