鹽課 的英文怎麼說

中文拼音 [yánkè]
鹽課 英文
salt tax section
  • 鹽 : 名詞1. （食鹽; 鹽類） salt 2. （姓氏） a surname
  • 課 : Ⅰ名詞1 （有計劃的分段教學） class 2 （教學的科目） subject; course 3 （舊指賦稅） tax 4 （舊機關...
  1. In ming dynasty, the system of the kaizhong of salt was spoke highly of, " kaizhong is the best system of the ming gabelle "

    鹽課開中制度在明代是頗受人稱道的， 「有明鹽法，莫善於開中」 。
  2. It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance

    本課題制備了wo3材料，並以它為基材，製作了三甲胺氣敏傳感器，研究了其對三甲胺的氣敏性能，尤其是低工作溫度下的氣敏性能，得到結果如下: 1 、本課題以鎢酸鈉和濃鹽酸為反應物，用溶膠凝膠法制備了納米wo3材料，並採用x射線衍射分析儀（ xrd ） ，掃描電鏡（ sem ） ，透射電鏡（ tem ）對該材料進行結構分析和形貌觀察，研究發現材料的微觀結構與氣敏性能緊密相關。
  3. Beginning with the analyse of present situation and cause of formation of saline - alkali land, the irrigated area overall water salt trends are analysed, and the irrigated area saline - alkali land and the groundwater level and distribution law of groundwater degree of mineralization are expounded, the trendence of irrigated area saline - alkali land is put forward. then water salt balance model is estanbished according to the relationship of irrigating and drainage. regarding the irrigated area as a balance area, by analysis of mineralization degree of water pumping from the yellow river and drained off water from irrigated area, the change of the draining off water ion is forcasted in water reducing condition

    課題研究主要從鹽堿地現狀與成因及灌區總體水鹽動態分析兩方面入手，闡述了灌區鹽堿地、地下水位、地下水礦化度的分佈規律，分析了灌區鹽堿地的成因及變化趨勢；根據灌區灌溉、排水條件與以上各種因素的關系，建立了灌區水鹽均衡模型；把灌區作為一個均衡區，通過對黃河來水礦化度、灌區排水礦化度的分析，預測了在灌溉引水、排水減少時排水離子量的變化；運用灌區水鹽動態模型原理，對灌區現狀（ 1998 、 2000年）與規劃水平年總體水鹽平衡進行了計算；總結分析了灌區水鹽動態變化趨勢，計算並提出了排水控制標準。
  4. In this paper irrigated area water salt balance and the trends change is studied, the cause of formation and the trendence of saline - alkali land is analysized ; the foundmental theory for the administration of saline - alkali land is provided

    本課題通過研究灌區水鹽平衡和動態變化，分析灌區鹽堿地的成因及變化趨勢，為鹽堿地治理提供一定的理論基礎，對解決灌區實際問題具有指導意義。
  5. This course demonstrate the important sorts of wastewater analysis, it includes chemical oxygen demand ( cod ), biochemical oxygen demand ( bod ), suspended solids ( ss ), volatile suspended solids ( vss ), ammonia nitrogen, organic nitrogen, nitrite nitrogen, nitrate nitrogen, orthophosphate, total phosphate, sulfate, and sulfide

    本課程包含污水分析重要項目的原理解說及實驗分析，分析項目包括：化學需氧量、生化需氧量、懸浮固體物、揮發性懸浮固體物、氨氮、有機氮、亞硝酸鹽氮、硝酸鹽氮、正磷酸鹽、總磷、硫酸鹽及硫化物。
  6. In this paper, combining our work, the type 、 structure 、 preparing of various tatanlates were reviewed as reference on water splitting

    結合本課題組工作，論述了鉭酸鹽光解水催化劑的種類、結構特點、制備方法及發展趨勢，以期為今後的光解水制氫研究提供參考依據。
  7. How to use and develop the salted soil in order to increase crop production and improve environment is one of the top projects all over the world

    如何利用和開發鹽漬化土地，提高作物產量和改善生態環境是全世界面臨的重大課題。
  8. Jingxing county of hebei province is famous for abundant mineral resources in our country, how to carry on reasonable planning, build one large - scale salt of magnesium production base, set up leading enterprise group, fully utilize the local high quality mineral resources, thus create the good economic and social benefit, this article study these content deeply

    河北省井陘縣是一個礦產資源大縣，如何進行合理規劃，建設一個大型鎂鹽生產基地，組建龍頭企業集團，以充分利用當地的優質礦產資源，保持長期可持續發展，從而創造出良好的經濟效益與社會效益，是一個值得探討和研究的現實課題。
  9. It is pointed out that the preparation of novel structured titanates, the discovery of novel properties and new application fields are worth studying deeply

    指出關于新型鈦酸鹽產品的制備、新性能的發現及尋求新的應用領域是一項值得深入研究的課題。
  10. In recent years, such problems as the extension and application of on - film irrigation, reclamation of salinized soils, and prevention of secondary salinization have made it important to study coupled movement of soil water, salt and heat transfer under plastic mulch in arid and semi - arid areas

    近年來覆膜灌溉的推廣應用、鹽堿地開發和改良以及土壤次生鹽堿化防治等問題使得研究西北乾旱-半乾旱地區覆膜條件下土壤水、鹽、熱耦合遷移規律成為重要課題。
  11. Furthermore the systematical investigation on the pozzolanic activity of the compound admixture of lithium - salt residue and fly ash has been carried out. it can confect high performance concrete for hydraulic engineering. the main results in this paper are as following : 1

    本課題還對鋰鹽渣-粉煤灰復合摻合料活性進行了深入系統的研究，該復合摻合料與外加劑共用，可配製大摻量復合摻合料高性能水工混凝土。
  12. A salt - gradient solar pond ( sgsp ) is an excellent design for energy collection as well as for long - term energy storage, and it is also an active topic in the new energy source application domain

    鹽梯度太陽池（ sgsp ）作為兼集熱和長期蓄熱為一體的能量利用裝置，是當前新能源應用領域一個活躍的課題。
  13. Nickel - zinc ferrites are important electronic ceramic materials which are used in electronic devices suited for high - frequency applications in the telecommunication field, the synthesis of the powder has always been the subject of extensive studies. besides the traditional synthesis, there are some new methods, such as : hydrothermal synthesis. sol - gel synthesis and citrate precursor method, but all these method have not been extensive applied because of their shortcomings

    鐵氧體是一類具有非常廣泛用途的磁性材料，其粉料的制備方法一直是人們探索的課題，除了用傳統的固相反應法外，它還可以用水熱法，溶膠凝膠法，檸檬酸鹽法等濕法技術，但由於上述方法各有其局限性，沒有實現大規模的生產。
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