預餾 的英文怎麼說

中文拼音 [yùliù]
預餾 英文
preliminary distillation
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 餾 : 餾動詞（蒸熱熟食） heat up; reheat
  1. The fore cast of selection of water - isobutanol extraction distellation dissolvant

    異丁醇萃取精餾溶劑選擇的預測
  2. The ordered and micro - phase structures of the molecular of pu materials are decided directly by its synthesis technology, composition and other materials compounded with it, and they will influence the possessive properties of pu materials. in this paper, general studies on pu have been carried out by the methods of controlling the prepolymerize technology, taking off dissociative tdi from prepolymer through decompress boiling distilling technology, polymerized in - situ with nano - particles and interpenetrated with ps, the relationship between properties and structure of pu / omt, pu / sio2 nano - composites and pu / ps ipns were characterized by ftir, dmta, tem andtga

    本文用控制預聚體反應中單體的摩爾比、減壓共沸蒸餾去除預聚體中游離tdi 、用納米填料參與聚氨酯原位復合和與聚苯乙烯進行互貫等方法，合成了聚氨酯蒙脫土納米復合材料、聚氨酯sio _ 2納米復合材料和兩步法合成的基於聚醚（ ppg ）和聚酯（ 3010 ）的聚氨酯苯乙烯互穿網路聚合物材料，研究了其性能；運用ftir 、 dmta 、 tem 、 tga等表徵手段，對復合材料的結構進行了研究。
  3. Prestressing members. stress corrosion test in distilled water

    預應力構件.蒸餾水中應力腐蝕試驗
  4. The text lays particular emphasis on the evaluation of the groundwater, involves the groundwater type, groundwater chemical characteristics, the amount of the water resource and the natural groundwater amount by using the method of numerical model after the calculation of the parameters, such as transmissivity, the coefficient of the flexible water release, with the data of the pumping test in the research zone

    採用visualmodflow地下水軟體進行數學模型的求解。在地下水流數學模型識別和驗證后，設計了兩種方案進行了地下水的預報。應用同位素分餾原理和質量守恆定律，確定不同含水層中地下水的成因及形成條件，建立本研究區地下水系統的水循環模式;採用模糊綜合評價方法對研究區內的水質進行了評價。
  5. Model zt has two specifications, each specification is equipped with distillation tower, still, condusator, buffer - tank, measurer of specific gravity

    Zt型有zt - 200 、 zt - 300 、兩種規格，每種規格包括相應配套的預熱器、蒸餾塔、冷凝器、冷卻器、穩壓罐、比重測定器。
  6. Wfi in bulk is obtained from water that complies with the regulation on water intended for human consumption laid down by the competent authority, or from purified water, by distillation in an apparatus of which the parts in contact with the water are of neutral glass, quartz or suitable metal and which is fitted with an effective device to prevent the entrainment of droplets

    注射用水通過符合官方標準的飲用水制備，或者通過純化水蒸餾制備，蒸餾設備接觸水的材質是中性玻璃、石英或合適的金屬，裝有有效預防液滴夾帶的設備。
  7. For many experiments, using high pureness mma, controlling polymerization temperature and polymerizing condition under high - pressure nitrogen gas and heat treatment after polymerization, a transparent preform without any bubble and blemishes was prepared. then drawing this preform, gi - pof with diameter 0. 8 - 1. 0mm was obtained. because of the limitation of the experimental conditions and the shortage of the money, it is very regretted that we ca n ' t test the index profile and the loss of the gi - pof accurately

    在系統研究界面凝膠法原理和聚合機理的基礎上，通過多次實驗總結、改進，在制備過程中採用提高精餾效率、控制溫度、加壓聚合、氮氣保護和後期處理等措施，制備出無氣泡及銀紋缺陷、光潔、透明的光纖預制棒，拉絲得到直徑0 . 8 - 1 . 0mm的gi - pof 。
  8. The results indicated : the mechanical properties of pu prepared by added eg in a two - step process in prepolymerization technology were better than that of one - step process, its tg shifted 6 towards high temperatures ; the tan peak of pu material at low temperature disappeared through decompress boiling distilling technology

    結果表明，採用預聚體工藝並且分步加入eg所制備的聚氨酯彈性體具有較好的力學性能，玻璃化溫度向高溫方向偏移了6 ；採用減壓共沸蒸餾工藝制備的聚氨酯材料在低溫區的tan峰消失。
  9. Biodiesel is a renewable energy source produced from renewable bioresources, such as various animal fats and vegetable oils

    摘要生物柴油是一種新型的可再生能源，可以各種動植物油脂和廢油脂為原料，採用預酯化、酯交換、蒸餾工藝制取。
  10. In this paper, based on research the application of cimcs in enterprise, it is introduced that the application of technology in ypc refine ltd. corp. and oriental chemical corp, and aimed at the rectified column of ethylene in ypc refine ltd, doing the research of the application of predictive control in practice

    本文在研究了計算機管控一體化在企業中的應用的基礎上，介紹了該技術在揚子石化實時信息系統和東方化工有限公司管控系統中實現的；並針對揚子石化的乙烯精餾塔對象，對預測控制技術在實際中的應用，進行了模擬研究。
  11. Secondly, in the fifth chapter, it introduces cimcs apply in oilcan control system in yangzi petro corp, and control system in nanjing oriental chemical technology. in the sixth chapter, it introduces the predictive control arithmetic based on rbf neural network and bp neural network, applying in the rectified column of ethylene, and the result is offered

    在第五章里主要研究了計算機管控一體化技術在揚子石化實時信息系統和東方化工有限公司管控系統的應用和相關軟體的開發；在第六章里針對乙烯精餾塔塔頂和塔底產品成分的預測控制，研究比較了基於徑向基神經網路和bp改進演算法的預測控制演算法，並給出了相應的結果。
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