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- The Fermi age and diffusion theory modeling is applied to study detection mechanism of a subsurface neutron soil moisture meter with a Li-glass scintillation probe. 本文用費米年齡和擴散理論模擬研究了深層中子土壤水分儀鋰玻璃閃爍探頭的測量機制。 閃爍探頭測得的計數是與中子源強度、熱中子云球內探測器對應介質的容積含水量、鋰玻璃閃爍體與源之間的距離及鋰玻璃閃爍體厚度等有關的熱中子計數。
- Many of the above-mentioned trends can be rationalized in terms of quasi-steady diffusion theory. 上述的許多問題可用准穩態擴散理論加以推理。
- Non-Newtonian fluid is common in the world,but the study of diffusion theory is only limited to Newtonian fluid. 非牛頓流體是普遍存在的,而目前擴散理論的研究僅限於牛頓流體。
- The emulation of the concentration gradient in carburied layer is a successful application of computer technique based on the diffusion theory. 化學熱處理的滲層濃度梯度模擬是計算機在擴散問題上的成功應用。
- The transport model based on the convective diffusion theory is used to simulate the process of warm water diffussion and given the characteristic value of the temperature field. 運用建立在對流擴散理論基礎之上的輸運擴散模型模擬了被動擴散過程，給出了三亞電廠溫排水各個方案的溫升場特徵值。
- According to the need for study on methane movement law in fully mechanizedsublevl caving stopes,the methane rising and pressure diffusion theory is put forward. 依研究綜放采場瓦斯運移規律的需要，提出礦井瓦斯氣體浮升與壓強擴散理論。
- The asymptotic diffusion theory with time absorption constant has eliminated the above-mentioned limitation, so it is more accurate than flux-Limited diffusion theory in describing neutron transport problem. 而帶有時間吸收項的漸近擴散理論避免了上述的局限性,因而它對中子遷移問題的描述優於限流擴散理論。
- The electron excitation temperature,electron temperature and electron density were obtained using respectively the electron energy probability function,Fermi-Dirac model and Schottky diffusion theory of low pressure discharge. 通過電子能量概率函數方法、Fermi-Dirac模型、低氣壓放電的Schottky擴散理論;分別計算了等離子體的電子溫度、電子激發溫度和電子密度.
- After pretest and training for WLL, the research adopts measures such as "a Subject per Unit" and "a Star per Week" to use WLL into practice of MDE based on innovation diffusion theory. 在各種前測與使用培訓之後，根據創新推廣理論採取多種措施應用WLL於現代遠程教育實踐中，如開展了「每單元一主題」、「每周一星」等活動。
- But according to coupled modes diffusion theory,2n bright loops that are adjacent to the n bright loops corresponding LP_(0n) modes will couple into LP_(0n) modes,then be absorbed. 但根據耦合模擴散理論,與LP0n模對應的一組亮環最鄰近的2n個亮環所攜帶的功率能耦合進LP0n模,被纖芯吸收。
- In this paper,Based on diffracted wave diffusion theory another analysis method about the condition keeping reconstructed image separat e from backdrop light for off-axis hologram is given. 本文從衍射波擴散出發，提出了另一種分析離軸型全息圖再現象與背景光分離條件的方法。
- The conclusion that the unsaturation diffusion theory can be used to explain Cl(superscript -) invaded into concrete has been drawn.The suggestions to solve the key questions have been given. 最終得出多孔材料的非飽和擴散理論對於研究氯離子入侵混凝土能夠提供更好的數學基礎的結論，同時提出了解決關鍵問題的思路和方法。
- First the pronunciation form in it carries on detailed description, and use the historical linguistics and lexical diffusion theory to analyse its feature of the pronunciation form. 首先對它的讀音形式進行了詳細的描寫,並運用歷史語言學以及辭彙擴散理論對讀音形式上的特點進行了分析。
- Atmospheric Diffusion Theory and Model 大氣擴散理論與模式
- Diffusion Theory and Continuous Disc Dryer 擴散理論與盤式連續乾燥器
- He prefers to assort with people of his own age. 他更喜歡與自己的同齡人交往。
- innovation diffusion theory (IDT) 創新擴散理論
- Even the best quality rubber will perish with age. 就是最佳質量的橡膠也會因老化而腐爛。
- He come to the fore as a physicist at an early age. 他在早年就成了傑出的物理學家。
- The average age of the boys in this class is fifteen. 本班男生的平均年齡是十五歲。
