mechanical a 中文意思是什麼

mechanical a 解釋
機械的;力學的
  • mechanical : adj 1 機械的;機械制的。2 機械學的,力學的;物理上的(opp chemical)。3 機工的,技工的;自動的;...
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時,冠以不定冠詞主要表示類...
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. In aerial parts of the plant the outer wall of the epidermis is usually covered by a waxy cuticle that prevents desiccation, protects the underlying cells from mechanical damage, and increases protection against fungi, bacteria, etc

    植物地上部分的表皮的最外層通常覆蓋一層蠟質角質層,起保護作用以防止過渡蒸騰,並使下方的細胞免於機械損傷,同時增加對真菌、細菌等的防禦能力。
  3. Usually the problem can be alleviated by a specially designed splint or sling or other mechanical appliance, used in the shoe.

    在一般情況下,鞋裡加用特別的夾板,掛帶或其它機械裝置,就能解決問題。
  4. In this paper, a new amendatory shear mechanism of beams and columns based on the " truss + arch " mechanical model is put forward

    在本文中修正的提出了建立在桁架+拱力學模型基礎上的抗剪理論。
  5. In fact in the die casting process, when the liquid metal have not solidified completely, in order to break arborescent structures which have already solidified and then proceed fine - crystal intensification, we apply a deforming force, so the mechanical properties of parts produced by liquid combination process of die casting and forging will be improved significantly

    其實質就是在壓鑄基礎上,待型腔中的液態金屬還沒有完全凝固時,立即施加一個變形力,打碎已經凝固的枝晶組織。鑄鍛雙控成形工藝主要適合生產形狀復雜和強度要求高的汽車零部件和其它結構件。
  6. This large instrument was made up of an armillary sphere, a celestial globe and a mechanical chronograph

    這是結合渾儀渾象及報時裝置的大型天文儀器。
  7. Abstract : for analyzing the residual stress distributing state within the weld joint, and its effect on the performance of welding structure, when welding the ferrite pearlite steel with the austenite steel, this paper develops a finite element program to compute the interface stress of two or over two material. finally, this program is used to analyze the mechanical behavior of heterogenic joint

    文摘:為了分析鐵素體、珠光體類鋼與奧氏體類鋼焊接時,焊接接頭處焊接殘余應力的分佈狀態及其對焊接構件性能的影響,研製了可計算兩種或兩種以上材料界面應力的有限元程序,並用此程序分析了異質接頭的力學行為。
  8. The spinning balance wheel that paces a mechanical watch typically rocks back and forth at about five beats a second

    而控制機械?快慢的旋轉平衡擺輪每秒通常只能來回五次左右。
  9. One mechanical company acts as agent at the same time east calm sb ' s anger of the compressor of card of many domestic and international famous mouth, fluid uses yuan of parts of an apparatus, decelerate machine and a replacement, have heavy equipment and fittings, acting industry pump, force plunger pump, balata, valve and pipe fitting, line oiler, undertake in enlarging operation ceaselessly multivariate acting development, execute for broad user all - around stereo service ; lukewarm city person is receiving sincere letter fairness, price the company article of creed or faith of satisfaction of diversity of reasonable, breed, excellent service, user, enter in all hand in hand in new century with broad user, achieve in all brilliant

    東一機械公司同時代理多家國內外知名口牌的壓縮機、液壓氣動元器件、減速機及配件、起重設備及配件、代工泵、柱塞泵、橡膠、閥門及管件、注油器、水處理設備、工控設備等生產廠家,在不斷地擴大經營規模中進行多元代發展,為廣大用戶實行全方位立體服務;溫州人秉承著誠信公平、價格合理、品種多樣、優質服務、用戶滿意的企業信條,與廣大用戶在新世紀中攜手共進、共創輝煌。
  10. A lot of engineering applications are carried out using our proposed method in this paper, such as thermal deformation measurement of a car lamp, analysis of the super low frequency harmonic vibration of a piezoelectric ceramic, dynamic mechanical behavior analysis of the ballistite material and so on

    在前面所提出的理論基礎之上,本文對該方法在實際工程中的應用做出了大量的工作。本文利用時間序列法實現了汽車前燈配光鏡的熱變形檢測、壓電陶瓷片的超低頻振動分析以及火箭固體燃料的動態力學特性研究。
  11. Stability of rock slopes is generally controlled by the structure of rock masses, especially the soft structure surfaces. analysis of rock mass structures is a key to establish geological models and numerical simulation and a foundation to assess the stability of rock slopes. the weak structure surfaces are mainly bedding planes, faults, joints, schistosity plane and contact zones of intrusive bodies. since they are different in genesis and scale, the rock masses are different in features and mechanical intensities. based on the combination of rock structure bodies, 15 basic modes of deformation and failure of rock slope are systematically summarized. the deformation and failure of rock masses actually result from the recombination and rearrangement of these rock bodies. there are 11 types of rock mass structures and various deformation and failure of bank slopes are present in the reservoir area of the three gorge project

    巖體結構,特別是軟弱結構面對基巖斜坡變形與破壞具有顯著的控製作用,巖體結構模式分析是建立斜坡地質模型和數學模型的關鍵和評價斜坡穩定性的基礎。巖層層面斷裂構造節理裂隙片理與劈理以及侵入體和圍巖的接觸帶等是控制基巖斜坡穩定的軟弱結構面,這些成因不同大小不一的結構面將巖體分割成性質各異力學強度不均的各種巖體結構體,構成了15種基巖斜坡變形破壞的巖體結構基本模式。不同結構體的重新組合與排列是斜坡失穩的內在原因。
  12. Two sets of back - to - back assembled mechanical seal bia, and together with a shared spring can form a double mechanical seal

    由二套bia機械密封背靠背安裝,共用一個彈簧可組成一套雙端面機械密封型式。
  13. Hyaluronan ( ha ) has wonderful biocompatibility and biodegradability, but needs cross - linking modification to improve its mechanical properties for its use as a biomaterial

    摘要透明質酸具有良好的生物相容性、生物降解性,但由於其力學性能較低,須經交聯修飾提高力學性能,才能製成生物材料被廣泛應用。
  14. The bolshevists will have the finest army in the world in a very short time, with the finest mechanical equipment

    波爾雪維克主義者不久便要有世界上最精的機械設備最佳的軍隊了。 」
  15. It may be an environment-simulation device such as a centrifuge or electro-mechanical vibrator.

    可能是一種環境模擬裝置,如離心機或機電式振動臺。
  16. A constitutive model and numerical simulation for coupled chemo - thermo - hydro - mechanical process in porous media

    力學耦合過程本構模型和數值模擬
  17. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  18. Early speed control systems on turbine all adopted pure mechanical hydraulic speed control systems, which had intrinsic defects. for example, the percentage of delay is large, dynamic regulation characteristic is bad, control accuracy is low, the operation is cockamamie, the running and maintenance are not convenient, and so forth. in order to solve these problems, it is necessary to substitute a completely new, advanced speed control system for previous mechanical hydraulic one

    早期的汽輪機調速系統均採用機械純液壓調速系統,機械液壓系統具有固有的缺陷,如遲緩率大、動態調節品質差、控制精度低以及操作繁瑣、運行、維護十分不便等,解決這些問題均要求採用一種全新、先進調節系統來取代原有的機械液壓式調節系統。
  19. I have never had any real formal training or education in any of the work i have done, but i have been very good at figuring things out, whether it is something mechanical, a creative visual problem, a business negotiation or how to get to some unknown place in a far off foreign land

    我的任何工作中,都從來沒有什麼正式的培訓或者是教育,但我比較擅長自己探索歸納,無論是機械方面的,視覺創意方面的,商務談判的問題,還是如何到達一個遙遠的國度一塊陌生的土地。
  20. Mechanism kinematic simulation is a research field of computer graphics and mechanical, a very important branch of mechanical design technology and virtual prototype technology

    機構運動模擬是計算機圖形學與機械學相結合的一個研究領域,是機械設計技術與虛擬樣機技術研究的一個重要方面。
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