驗關 的英文怎麼說

中文拼音 [yànguān]
驗關 英文
customs examination; customs inspection驗關地點 sites of customs inspection; 驗關人員 searcher
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  2. Based on the fog drop size distribution model of radiation and advection fog, the backscattering characteristics of fog have been investigated and the empirical relations of the radar reflectivity factor and water content or visibility are obtained

    對霧的雷達後向散射特性進行了分析和研究,得到了平流霧和輻射霧的雷達反射因子與含水量和能見度的經驗關系。
  3. The fog attenuations at infrared wavelength are computed and analyzed with the fog drop size distribution model of radiation and advection fog, the empirical relation of fog attenuation with water content or visibility are obtained at 10. 6 urn wavelength, the relation for radiation fog have a good agreement with the relation obtained by experimental results

    基於霧滴尺寸分佈模型,對霧的紅外輻射衰減特性進行了分析和研究,並給出了10 . 6 m紅外輻射衰減與霧的含水量或能見度的經驗關系,該經驗關系與實結果間有很好的一致性。
  4. And experimental study on the heat transfer performance and pressure drop characteristic of the process of bubbling evaporative cooling are carried. as there are so little attention and studies on the process bubbling evaporative cooling about heat transfer in the world at present, this paper mainly deals with the effects of the different bare tower velocity, weir height, heat flux density and plate perforation geometries on the heat transfer coefficient and the pressure drop of the process of air flowing

    由於目前國內外對鼓泡蒸發冷卻過程在換熱方面的注和研究較少,本文對不同空塔速度、不同堰高、不同熱流密度、多孔板的不同幾何尺寸對換熱系數及空氣流動過程阻力的影響進行了實研究及理論分析,總結了本實條件下換熱及阻力的實驗關聯式。
  5. Sellars incorporated various empirical relations between ice cover and surface temperature.

    塞拉斯處理了冰量和地表溫度的各種經驗關系。
  6. Based on rain drop size distribution ( dsd ) data measured in qingdao, guangzhou and xinxiang, the radar reflectivity factor z for spherical rain drops, the radar reflectivity factor zh and differential reflectivity zdr for oblate ellipsoid rain drops have been calculated. the relation of reflectivity and rainfall rate for conventional meteorological radar and the relation of reflectivity, differential reflectivity and rainfall rate for multiparameter radar are regressed, the performance difference of two kinds of radar for measuring rainfall and difference for measuring rainfall in different regions are also discussed

    基於我國青島、廣州和新鄉地區雨滴尺寸分佈數據,計算了球形雨滴雷達反射因子,橢球形雨滴雷達水平極化反射因子和差分反射率,回歸給出了這些地區的常規氣象雷達反射因子與降雨率的經驗關系和多參數雷達水下極化雷達反射因子、差分反射率和降雨率系,並對其測雨精度和地區差異進行了比較。
  7. Yes, you are through.

    是的,驗關手續已完畢。
  8. Export and import goods may be stored, transferred, inspected at shaoguan. the railway port may reach hong kong

    進出口貨物可直接保管或轉接駁,在韶可直接出口,進口貨物可直達韶驗關
  9. Then, using statistical method, performance indexes are compared, and the prior layer setting is obtained. through elaborate indoor tests, the drainage performance, mechanics performance and durability of asphalt treated permeable material are researched. by statistical analyses of vast test data, the balance range of air voids is obtained, via performance tests in different saturation conditions, the durability of the material is gained

    對瀝青穩定碎石排水層混合料的材料組成進行了精心的室內試設計,依據室內試結果,對瀝青穩定碎石排水層混合料的透水性能、力學性能和耐久性能進行了各種因素的影響分析,經數理統計分析獲得了有性能指標之間的經驗關系,找到了透水性能和力學性能之間的平衡點。
  10. In this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    該文對某軍用履帶裝甲車輛綜合傳動系統使用的液壓油進行了試分析,得出了這種液壓油的粘度、密度、比熱與溫度的經驗關系式,推導出了粘度在溫度、壓力綜合作用下的函數系,並對新油、舊油、普通抗磨液壓油的粘度進行了對比分析,這對于使用這種液壓油的傳動系的分析計算和制定相軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  11. Abstract : in this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    文摘:該文對某軍用履帶裝甲車輛綜合傳動系統使用的液壓油進行了試分析,得出了這種液壓油的粘度、密度、比熱與溫度的經驗關系式,推導出了粘度在溫度、壓力綜合作用下的函數系,並對新油、舊油、普通抗磨液壓油的粘度進行了對比分析,這對于使用這種液壓油的傳動系的分析計算和制定相軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  12. Using compressed air and transformer oil as working substance, this paper studied the pressure characteristic of internal - mixing nozzle and acquired the experimental relation on the pressure in the mixing chamber of internal - mixing nozzle against the operation parameters and structure parameters according to the method of step by step regression

    摘要以壓縮空氣和變壓器油為工質對內混式介質霧化油噴嘴的流量特性進行實研究,並通過逐步回歸分析的方法獲得了內混式介質霧化噴嘴油、氣流量系數與運行及結構參數的實驗關系式,可供設計使用部門參考。
  13. The experimental results of the flow characteristics of the mmc heat sink indicate that the critical reynolds number signifying the transition from laminar flow to turbulent flow is in advance ; under the same experimental conditions, the variation in entrance direction of the microchannel inlet and outlet has little effect on the microchannel ; the experimental values of the friction factor of the de - ionized water in a microchannel agree well with those calculated using the theoretical laminar formula ; furthermore, a comparison of the experimental results and simulation results shows that navier - stokes equation and rng - turbulence model can be used to model the laminar and turbulence flow regions in a microchannel ; meanwhile, the correlations of the flow resistance in the turbulent flow regions for the de - ionized water as the working fluids are obtained from experiments

    對歧管式單通道熱沉流動特性的研究結果表明,微通道內流體流態由層流向紊流轉變的臨界雷諾數提前;改變流體的進出口方向對熱沉總壓降造成的影響很小;摩擦系數的實值與理論值較接近;數值模擬結果能夠與實值較好吻合;並由實給出了紊流區流動阻力的實驗關聯式。此外,選用十二烷基硫酸鈉( sodiumdodecylsulphate , sds )以及烷基多糖苷( alkylpolyglycoside , apg )作為減阻添加劑,研究了表面活性劑添加對微通道流動特性的影響。
  14. However, in an empirical analysis, i do not find significant causal relationship between taxation rebate and the exchange rate of rmb, which i represent in chapter four

    然而在第四章出口退稅對人民幣匯率影響的實證研究中,證明了出口退稅率和匯率之間不存在格蘭傑因果檢驗關系。
  15. Based on the liquid water content and optical visibility, the method for determining the parameters of gamma drop size distribution model of fog and clouds are developed, the drop size distributions for advection and radiation fog are obtained with empirical relations of the liquid water content and the visibility, the characteristics of drop size distribution for different kinds of fog are analyzed and discussed

    提出了利用雲霧含水量和能見度確定gamma雲霧滴尺寸分佈的方法,利用霧的含水量和能見度的經驗關系,得到了輻射霧和平流霧的霧滴尺寸分佈模型,並對不同類型霧的尺寸分佈特徵進行了分析和討論。
  16. Please describe your most recent experience of working with and / or leading a team

    請介紹一下你最近的工作經于參與/領導一個團隊。
  17. In period of the eighth five - year plan of china government, correlated and statistical analyses were carried out by nanjing hydraulic research institute in terms of the situ - observation data of winds and waves and historical synoptic chart in order to the dredge of the sea - route of the yangtse river estuary, and empirical relations between wave and wind velocity and between wave and wind region

    進入「八五」期間,為整治長江口深水航道需要,南京水利科學研究院曾對引水船測站1960 - 1980年實測風與浪的資料進行過相分析,結合歷史天氣圖進行的概率統計分析,得出了波浪與風速、風區的經驗關系。
  18. We also use polynomial function to model the soil moisture under drip irrigation ; and the function will be useful for design the drip irrigation system and fertigation system. ( 2 ) the amount water added and the way of supplying water and fertilizer were two key important factors to affect the movement, transformation, and leach of urea - n in soil

    比較了不同模型擬合的滴灌條件下土壤濕潤鋒的動態變化,認為多項式模型的擬合程度較好;同時建立了土壤濕潤體水分含量( y )與徑向距離( l ) 、垂向距離( h ) 、實時間( t )之間的經驗關系式。
  19. In this paper, the effects of the tsot structure on its heat transfer performance have been discussed by flow pattern observations and performance testing as the structure is so important to the tsot. the experiments of various structures have been done, and schemes to predict the transfer point and crisis point have been presented. the experiments of tsot ' s performance with various inclined - angels, flow rates, length ratios, and under vibration also have been carried out

    本文主要針對這種熱管在本體結構上的變化,通過流型觀察試和穩態傳熱性能試,探討結構形式與換熱性能之間的系,在前人研究的基礎上,得出切向漩流兩相半開式熱虹吸管相應的試驗關聯式;同時,在熱管傾角變化、長度比變化、流量變化、熱管振動等情況下,對切向漩流兩相半開式熱虹吸管傳熱性能的影響情況進行了研究。
  20. The pressure drop of airflow consisting of pressure drop of the perforated plate and liquid - layer is mainly influenced by the plate dimension and bare tower velocity, with the increasing of bare tower velocity, pressure drop of the perforated plate increases. the experimental data are used to develop a correlation as follows : pd 1. 04 10 8 ( wa / s ) 2g this correlation should be used when 5 , 0. 299m / s u 1. 056m / s. and the pressure drop of liquid - layer is mainly influenced by weir height

    空氣流動的阻力主要由孔板阻力和液層阻力組成,孔板阻力主要受多孔板的幾何尺寸及空塔速度的影響,空塔速度越大,孔板阻力越大,對實數據進行回歸分析得出的實驗關聯式為: pd 1 . 04 10 8 ( wa / s ) 2g公式適用范圍: 5 , 0 . 299m / s u 1 . 056m / s 。
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