力學單位 的英文怎麼說
中文拼音 [lìxuédānwèi]
力學單位
英文
mechanical unit-
A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate
對稀溶液中溶質的固/液吸附體系,首次提出了根據吸附分子體積和實驗條件下吸附等溫線中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附,也適用於多層吸附和具有親水親油結構的表面活性劑分子的膠團吸附.由此,吸附質的表面相濃度cs具有真實濃度的含義,相應地,計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨( dtab )和溴代十六烷基三甲銨( ctab )與羊毛纖維構成的液/固體系分配系數等,為溶質吸附的熱力學研究奠定了基礎Syngenta is a word - leading company that is committed to promoting sustainable agrochemical through the widespread implementation of innovative research and technology solutions
單位簡介先正達是世界領先的農藥化學科技公司,致力於通過創新和科技為農業可持續發展作出貢獻。With the help of the electronic computers, engineers employ it to figure out nearly all kinds of engineering problems ranging from astronavigation, construction, waterpower projects, ship - building and mechanical engineering etc. owing to the strong power of finite element method, one kind of software pack which based on the method is exploited and named algor feas to resolve problems on structure analysis for trusses and shells. this paper also employ algor feas software pack to analyze and compute the cableway towers, giving the accurate result on stress and displacement both in location and whole. finally, we also bring out some advice on structure improving
在此分析過程中:首先將物理模型簡化為力學模型,主要是將塔架結構按空間桿單元簡化為空間桁架結構,目的是將力學模型變換為數學模型;這一過程主要是利用autocad2000建立塔架的計算模型;再者,利用algorfeas軟體包讀入autocad建立的塔架計算模型生成初始數據卡利用計算機進行編程進行風載計算,再將計算結論整合入algorfeas產生的初始數據卡中,生成計算數據卡;接著,利用algorfeas軟體包計算塔架在不同載荷情況下的應力圖,位移圖,並且求出在不同載荷條件下的最大位移和最大應力等;然後,對塔架的穩定性進行分析;最後;根據計算結果提出改進建議。Based on the analysis of thermal contact metamorphic aureoles, granitoid interior structure, quartz axis fabric and strain characters in the different rock unites of yuanshishan granitoid and its wall rocks, the emplacement mechanism of yanshishan granitoid was studied. the magmatic explictite dynamic was advanced in light of regional stress and magma dynamic research. those conclusion was synthesized to ascertain the emplacement mechanism - granitic magma ascended in dikes with the minimum critical width of the magma ascending channels about 2. 213. 88m and located in the core of yindianshan dome with the passive style of dyke explictite ; the later unite is a kind of multiple emplacement mechanism with the character of active emplacement of ballooning
同時運用巖漿動力學原理從另一個角度探討其侵位驅動力。綜上指出:經分凝后的活動性巖漿在深部側向擠壓和浮力的聯合驅動下,沿深大斷裂以最小臨界寬度為2 . 213 . 88m的裂隙脈動上侵,整體以巖墻擴展的方式被動定位於銀殿山穹窿的核部,但後期屋面前單元具有主動侵位的特點應為一種復合定位機制。And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media
以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播,採用了顯式差分方法(中心差分法和newmark常平均加速度法結合)和透射邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。Teaching aids : to know the essence of fractions ; to know denominator, numerator, the units of fraction, to know the essence of the whole ; train their espial ability and abstract epitome ability
教學目標:使學生正確理解分數的意義,理解分母、分子、分數單位、單位「 1 」的意義;培養學生觀察能力和抽象概括能力。It showed that 73 % increasing of toughness in modified composites was achieved without the reduction of other mechanical properties. sem has showed the periodically interleaved system where the co - continuously connected granular structure occurs layer by layer between each ply and the interlayer was relatively very thin
電鏡分析表明離位改性的碳纖維單向布周期性增強體系,在每兩層增強體之間都有很薄一層規整的球性兩相結構,正是這個獨特的多層結構使其抗沖擊性能大幅提高,而且不會對其他重要的力學性能產生不利影響。There are two systems of units in common use in mechanics.
在力學中通用兩種單位制。Using the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, we have calculated the normalized temperature and the normalized pressure of the triple point ( t1, p1 ), the melting curve, vapouring curve and the sublimation curve. the whole phase diagram of the 2d monatomic l - j system is obtained
和杜宜瑾等人的方法類似,我們先給出了系統在相變點時的一些參數的數值,在此基礎上,考慮占據率q的因素,利用相平衡的熱力學條件及平衡態的穩定性條件,得到了二維單元l - j系統的熔化曲線、汽化曲線、升華曲線以及三相點的位置,從而給出了該系統的完整的三相圖。This investigation of the two species is mainly dealing with their morphological characters, population biology, pollination biology and molecular biology, based on the following methods such as section slides, sem, artificial pollination, rapd analysis and gravity glass slides. this study is intended to demonstrate the distribution patterns of the populations for the two species, the numerical and spatial characteristics of ecological difference, the biological characters of seeds, pollination mode and reproductive stratigies, and molecular genetics. in light of the results from this study, the reasons that resulted in the present dangerous situation for the two species were discussed, and the suggestions for protecting them were proposed
本研究以種群為單位,採用石蠟切片、掃描電鏡、重力玻片、人工授粉、 rapd分析等方法,對兩種植物的形態生物學、種群生物學、繁殖生物學和分子生物學等方面進行了詳細研究,以揭示它們的種群分佈類型及成因、種群生態環境差異的數量特徵和空間特徵、種子生物學特徵、傳粉和生殖策略以及種群分子遺傳特徵,進而探討兩物種瀕危的成因和機制,並針對性地提出了科學合理的保護對策和建議。Virtual axis machine tool ( vamt ) is characterized by the simple structure, high rigidity, large load handling capacity, and non - accumulation of position error. as the supplement of series machine tool ( smt ), vamt has become the focus of research in machine tool, and plentiful research achievements have been acquired in mechanics, kinematics, dynamics, but few in kinematic control
虛擬軸機床具有結構簡單、剛度大、承載能力強、位置誤差不積累等特點,在應用上與串聯機床成互補關系,現已成為機床領域的研究熱點,並在機構學、運動學和動力學研究上取得了大量成果,而對運動控制的研究非常少。The company is the electric member unit of enterprise " s federation of china ; member unit of construction technology branch of special committee of power transmission and transformation of chinese electrical engineering society ; national vltrahigh voltage give switchyard construction technical information unit and national power system, net explorer of network, to transmit power professional operation job unit, net explorer of network
公司為中國電力企業聯合會會員單位;中國電機工程學會輸變電專委會施工技術分會會員單位;全國超高壓送變電施工技術信息網網員單位及全國電力系統送電專業運行工作網網員單位。The organizer of the exhibition this term will invite more project undertakers, wood door makers in the secondary and third markets, and international professional audiences, continue to the enhance service quality to make the exhibition gear to international standards, carry out intensified promotion campaigns among effective audience organizations and expos, and further enhance the academic level and authority of activities held during the period of exhibition
本屆展會主辦單位將著力于加大對工程商、木質門二、三級市場以及國際專業觀眾的邀請,繼續提高展覽會與國際化接軌的服務標準,以及加強對有效觀眾組織和展覽會宣傳,並進一步提高展會期間活動的學術水平和權威性。The relative disadvantage angle of transfixion crack how to affect rock mass stabilization can be researched in this article, and the mechanics characteristic in the unloading process for unloading rock mass with single transfixion crack also be analyzed, which affords theory reference to projects of unloading rock mass with single transfixion crack
通過試驗,探討了貫通裂隙影響巖體穩定的相對不利傾角以及單貫通裂隙巖體卸荷過程的力學特徵,得出裂隙位置的變化促成巖體變形的遞變;特殊位置的裂隙促使巖體的各向導性更加明顯的結論,為相關工程問題提供理論參考。One is the sectional dimension, which involves knowledge, skills and affective factors ; the other is the longitudinal dimension, which covers three types of academic achievement : fundamental academic achievement, developing academic achievement and creative academic achievement. in terms of the implementation of the evaluation, it concentrates on the process and analysis of data, which covers three types of analysis : the descriptive analysis of the overall result, the analysis of variation, and the analysis of the relevance of some variables. the first type of analysis analyses scores of students in di fferent grades on the basis of various items of indexes in the testing part and the affective testing part
評價方案的實施重點在於數據的處理與分析,包括總體描述性分析(以年級為單位,分析學生在測驗部分和情意部分各項指標上得分情況;分析學生的總分(學力測驗分+學力情意評價分)的分佈情況) 、差異分析(分析學力情意部分是否存在年級間的差異;分析學力情意部分是否存在重點班與平行班之間的差異;分析學力是否存在性別差異)和相關分析(分析同年級內,基礎學力、發展性學力和創造性學力之間的相關程度;分析學力情意部分與學力測驗部分之間的相關程度) 。Introduction to si electrical units, including the relationship between mechanical and electrical units, underling foundations and concepts, and quantum representations of the si units
介紹電學的國際單位,包括力學和電學單位的關系,基本定義和概念,以及國際單位的量化表達式。Displacement method in structural mechanics and generalized grillage analogy method are combined to analyze skew support continuous curved t girder bridge, when calculating inner forces of a single curved beam, calculate its deformation, then at the base of basic principle of generalized grillage analogy, derivates calculating equations of load lateral distribution and inner forces of skew support continuous curved t girder bridge
對斜支承連續曲線t梁橋進行分析時,採用結構力學的位移法與廣義梁格法相結合,在求解單根曲線梁內力的同時,求得其變形,在此基礎上利用廣義梁格法基本原理,進行荷載橫向分佈及內力計算,推導出斜支承連續曲線t梁橋的內力與荷載橫向分佈計算公式。The counsellors are all well qualified language specialists. they provide individual advice to students so that they can use the centre s teaching materials for self - access learning more effectively. the counsellors also assist students in designing language improvement plans and in evaluating their progress. students are welcome to make an appointment with a counsellor to discuss their language needs
英語教學單位及中文系老師為同學提供個別輔導,針對同學的需要提供改進語文學習能力的意見,使他們能善用中心的教材,積極自學;老師並會協助同學設計進度表及評估學習進度,讓同學能按照合適的步伐向目標邁進。The unit is also sensitive to the demands upon students of the new common english proficiency assessment ( cepa ) for graduates and provides a range of courses which aim to develop students competence in english in appropriate academic and professional contexts
特區政府於二零零二年宣布採用英語評核試( ielts )作為本地大學畢業生英語水平的統一評核標準,以確保他們的英語水準。英語教學單位特別為此而提供各類英語課程以裝備學生,讓他們有足夠的能力應付學業及就業上的需要。分享友人