凈用水率 的英文怎麼說
中文拼音 [jìngyòngshuǐlǜ]
凈用水率
英文
net duty of water-
On the whole, the tr and gs of leaf of anthurium andraeanum lind decreased under elevated [ co2 ] and wue increased, these might be beneficial for the increase of pn and chlorophyll as well as accumulation of organic compounds which promoted plant growth and florescence and flower leaf area, furthermore, the improvement of quality
總之， co :加富條件下紅掌葉片的氣孔導度與蒸騰速率降低，水分利用效率增加，凈光合速率提高，有利於碳水化合物的積累，促使紅掌的各項生長指標（株高、葉面積、生物量）提高，開花比率提高，佛焰苞面積增大，提前且延長了花期，提高了紅掌的觀賞品質。This paper develops a deterministic inventory model for perishable items with a mixture of back orders and lost sales under inflation and time discounting, where the backlogged demand rate is dependent on the negative inventory level during the stock out period. the main differences from the existing related models are that the present model takes the maximum present value of profit in a repeatable order cycle as the objective function and proposes a more practical constraint of maximum customer - waiting time to ensure a proper customer service level. then the existence and the uniqueness of the solution to relevant systems are examined and a solution algorithm is shown to find the optimal replenishment policy. at last, some numerical examples are presented to illustrate the applicatioh of the model
本文建立了一種考慮通貨膨脹與時間價值的變質性物品的庫存模型，在模型中允許短缺發生且拖后的需求速率與在缺貨期間已經發生的缺貨量有關.和已有相關模型的主要區別在於本模型把一個可重復的訂貨周期內的最大平均利潤的凈現值作為目標函數，且增加了在缺貨期間最長顧客等待時間的限制，以確保庫存系統擁有較高的服務水平.然後討論了模型最優解的存在性與唯一性，並提供了尋求模型整體最優解的演算法.最後用實例說明了此模型在實際中的應用The enzyme - linked immunosorbent assay ( elisa ) and high performance liquid chro - matography ( hplc ) analysis for detection of mc were optimized. the removal rates of mc by conventional water treatment processes were investigated through the laboratory study and the detection of mc in every process in meiyuan drinking water treatment plant. results showed that the prechlorination of eutrophic water led to the release of intracellular toxins to water phase
本文完善了mc的elisa和hplc分析方法，通過模擬試驗及水廠實測調查了富營養化太湖水中mc在常規凈水工藝中的去除特性，結果表明預氯化使藻細胞內的mc釋放出來，混凝沉澱對細胞外mc無去除作用，砂濾可去除17 . 2 40 . 4的細胞外mc和19 . 0 36 . 6的總mc ，加氯消毒對細胞外mc和總mc的去除率分別為30 45 . 3和30 51 . 7 。Through forming a framework of domestic rate of cost, the thesis has analyzed the competitive advantages from three levels, resource allocation efficiency of fresh fruits, latent competitive advantages and protective level and distorting degree from the government firstly. then, the thesis post - analyzed and examined the comparative advantages of china ' s apple and orange with tsc and kca. it consider that apple, orange, pear in china gave higher competitive advantages but the competitive advantage of fruits is decreasing in general, mandarin orange and golden orange ' s export competitiveness is stronger while aurantium, lemon and bitter orange have no export competitiveness at all
本文通過建立國內資源成本分析框架，應用國內資源成本分析法（ drc ） 、社會效益分析法（ nsp ） 、有效保護率法（ erp ） ，從幾種鮮果生產的資源配置效率，潛在的比較優勢和政策保護水平以及扭曲程度3個層面對中國蘋果和柑橘的比較優勢進行了事前分析;然後運用凈出口指標（貿易專門化系數， tsc ）分析法， 「顯性比較優勢系數」 （ rca ）分析法對中國蘋果和柑橘的比較優勢進行事後分析和檢驗。The paper deals with the calculation methods of river diluting and self - cleaning water demand. optimal model is mentioned for the first time considering self - cleaning, sewage treatment extent and water fee, and the ecological water requirement is to be forecasted base on the change of sewage drainage in the near future. lastly, calculating procedure for ecological water requirement in south china is presented
著重研究了河流稀釋自凈需水量的計算方法，初步構建了考慮水體自凈與污水處理率及用水費用相結合的生態需水量優化模型，依據未來年份污水排放量的變化，預測生態需水量，並通過實例說明南方河流系統生態需水量的計算過程。The first part is about the computing of crop water requirements ( or crop evapotranspiration ) and net irrigation requirements ( nir ) of ten crops in bojili irrigated district. then the traditional irrigation schedules of winter wheat and summer maize, which are the main crops in bojili, were evaluated with simulating model isareg. third, the field application efficiency in the experimental areas was evaluated from three methods
本文即是由灌區實測資料計算各種作物需水量，推求其凈灌溉需水量；然後通過模型檢驗現行作物灌溉制度是否具有合理性，並對田間灌溉系統進行評價，求其實際田間灌溉效率；最後由兩種不同灌溉制度方案的對比，確定試區合理的作物灌溉制度，在此基礎上求出各代表年的田間灌溉需水量和用水過程線。In the fourth part, the field irrigated water requirement were gotten based on the recommended irrigation schedules and irrigated areas often crops. in this paper, the reference evapotranspition et0 in three counties in bid was computed by penman - monteith method and the crop coefficients, kc of ten crops by kcisa model and the crop water requirements, etc, were computed simply by kc et0. meanwhile, four representative years by frequency analysis are gotten according to net irrigation requirements and planted areas of different crops in bojili irrigation district
本文首先採用fao最新推薦的penman - monteith方法計算灌區的參照騰發量et _ 0 ，用kcisa按照fao的計算方法推求十種作物的作物系數k _ c ；由此基礎上計算出作物需水量et _ c ，根據結果分析了不同作物的需水規律；同時用作物缺水量nir （凈灌溉需水量）進行頻率計算，求出了灌區的四個代表年，並分析了代表年年內自然水分狀況和作物缺水規律。The purpose of this paper is to find out the characteristics of corporate restructuring and reorganizations under the background of strengthened supervision and improved accounting standards in 2001. using financial data on chinese public firms that had performed restructurings in 2001, this paper studies the impact of restructuring activities on firms " performance. it finds that performance of sample companies are better than the market average both before and after restructuring, but financial ratios does not improve obviously, what ' s more, the roe ratios even drop generally, which are very different from the characteristics during the past few years
本文採用以財務數據為基礎進行評價的方法，對2001年上市公司資產重組進行研究發現，從資產重組的方式來看，收購兼并所佔比重最高，業績較好的公司偏向于選擇這種重組方式，而資產置換、股權轉讓仍為績差公司所青睞；從重組前後財務指標的變化來看，重組公司表現優於市場平均水平，但與往年重組公司當年業績即得到明顯提升不同， 2001年重組公司財務指標並未得到顯著提高，凈資產收益率更是全面下降，統計對比不支持上市公司利用資產重組調節公司績效的觀點。It has conversion efficiency on the senior level, strong ability to clean, operating simply, and can use oil pharmaceutical and aqua according to the user " s demand, and offers technical support of snare cleaning craft
具有高層轉換效率，洗凈能力強，操作簡單功能，並能根據用戶需要，油劑、水劑都可用，並提供圈套清洗工藝的技術支持。Roughly acquire optical depth of clear sky and clouds from radiation station data and routine meteorological data of land surface, and the study the relationship between clouds " physical character and radiation. obtain the relationship between surface and near - ground atmosphere, and then according to this estimate surface albedo and surface net. by analyzing the relationship between satellite visible spectra, infrared spectra, and water vapor spectra values and radiation, by means of radiation transfer theory, analyze and deducethe relationship between clouds and radiation, and establish relationships between satellite value and global radiation and net
通過衛星雲圖的計數值來判斷雲對輻射的作用，以此建立起它們之間的關系；利用地面觀測資料和常規資料來粗略求取晴空大氣和雲光學厚度，進而研究雲的物理屬性與輻射關系；簡單的獲取地表與近地面大氣之間的輻射關系，以此估算地表的反照率，和地表的凈輻射；分析了衛星可見光、紅外及水汽雲圖計數值和地面輻射之間關系，利用輻射傳輸公式來推倒和分析雲對輻射的關系，試圖建立起衛星測值與地表總輻射和凈輻射之間的關系，並將晴空和有雲的個例分開，分別建立並選出最佳模式，以此來估算地表的凈輻射和總輻射。On the one hand, the performance criterion like gas production rate, tar content and operation mode has reached the commercialization level presently. on the other hand, studies on gas clarification and tar cracking technologies have been performed to optimize its technological and economic performance further. first of all, after a brief introduction to the concept of bioenergy and the common technologies adopted for its utilization, a review of current researches and developments of biomass gasification technologies is given
通過中試試驗研究，改進了該技術在產氣速率、焦油含量、運行模式等方面的性能指標，使之達到了可商業化水平；同時，結合集中供氣示範工程的設計，在完善焦油取樣測量技術的基礎上，開展了燃氣凈化和焦油催化裂解技術研究，進一步提高了該技術的技術經濟性能，為今後使該技術應用於氣化發電奠定了良好基礎。Using tps - 1 cellular photosynthesis system, we measured net photosynthetic rates ? transpiration rale and correlation physiological and physiological and ecological environment factors of three kind typical lawn in changchun during the period from may to october in 2001. we got such environmental factors of outside as soil moisture amount and so on at the same time
在2001年5 - 10月期間，用英國的tps - 1型便攜式光合儀對長春市典型的三種草坪植物凈光合速率、蒸騰速率及相關生理生態因子進行測定，同期實驗得出土壤含水量等外界環境因子的量值。It has been shown that this updated sampling and measurement method, which can measure the content of tar and dust individually, appears much more precise and credible, particularly aiming at the characteristic of heavy tar and dust content in biomass gas. this clarification system that adopts two - level shell and tube condensers and one tar removal filter, has the advantages of high removal efficiency ( 97 % ~ 98 % ) and low operating cost. besides, it has been made more environmentally friendly considering that wastewater from condensers has measured up to related effluent state standards after being disposed in tar clarifier - tank
多次試驗表明：針對生物質氣浙江大學碩士學位論文含焦油灰塵量大的特點，改進的生物質焦油取樣測量法可實現焦油和灰塵的分離，有較高準確性和可靠性；採用二級管殼式冷凝器與一級乾式過濾器結合的燃氣冷凝凈化系統不但凈化效率高（ 97 98 ） 、運行費用低，而且含焦油廢水二經過澄清池澄清處理后可達到國家相關污水排放標準，避兔了濕式凈化系統的水污染；兼顧凈化效果、經濟性和減少污染考慮，採用以半焦為吸附材料的于式凈化系統可以達到炊用燃氣對焦油含量的要求。And national standard of home appliance washing machine ordain that the cleaning the containing water rate the using electricity the using water the noise and no malfunction using should be gotten up the national standard so the consumer does not fall in the trap and does not confuse the decision
魯建國說，家用電動洗衣機國家標準規定要求洗凈比含水率用電量用水量噪聲和無故障運行6項指標都要達到國家標準，可以看出，洗凈度是衡量洗衣機質量好壞的非常重要的因素。The results showed that between two cultivars, the net photosynthetic rate, transpiration rate and grain yield were significantly different while stomatal conductance and wue were not obviously different between two cultivars
結果表明，不同品種之間的凈光合速率、蒸騰速率、籽粒產量有顯著差異，但氣孔導度、水分利用效率差異不明顯。Photosynthesis and transpiration have no obvious difference between different age s. viciifolia, but they have consanguineous physiological responses to environmental factors such as photon flux density, air temperature and the content of soil water. compared with caraganar, s. viciifolia formed the physiological mechanics of less photosynthetic rate and less tranpiration rate to resist drought
狼牙刺的凈光合速率同光合有效輻射、大氣溫度和二氧化碳濃度之間沒有顯著相關性，與土壤含水量顯著正相關；蒸騰作用與光合有效輻射、土壤含水量及空氣溫度有很好的正相關性，與大氣濕度有負相關性。Under 400 mmol / l nacl treatment for seven days, fresh weight and dry weight of plants were still significantly higher than those of the control, up to 154. 8 % and 150 % of those of the controls, and the organic dry weight was not significantly different from that of the controls
在光合作用方面， 200mmol lnacl處理七天後，凈光合速率為對照的145 . 3 ，差異顯著； 400mmol lnacl處理時，凈光合速率雖下降到與對照無顯著差異的水平，但仍高於對照。Emquen p fluids can dissolve easily in water at typical concentration form 5 % to 50 % depending on quenching speed desired
Emquen p可輕易溶於水中，根據實際應用中對淬冷速率的不同要求，以5 - 50 %的濃度兌水使用，可提供高度潔凈的完工工件表面。分享友人