預冷法 的英文怎麼說
中文拼音 [yùlěngfǎ]
預冷法
英文
precooling-
In the 2 - step ops method, embryos were pretreated with 10 % eg + 10 % dmso for 30s before exposed to edfs30, a vitrification solution, for 25s, then immersed in liquid nitrogen. the blastocyst rate of vitrified mouse morula after equilibration in 0. 5mol / l sucrose for 5min was 100 %
Ops二步法即胚胎預處理30s ，然後移入edfs30冷凍液中平衡25s冷凍保存，解凍后在0 . 5mol l蔗糖溶液中平衡5min ，培養后囊胚發育率為（ 100 ） 。This article choosed out organic phase change materials, and, the solid - liquid - equilibrium of eleven binary system including fatty alcohol / fatty acid, n - octadecane / fatty acid, n - octadecane / fatty alcohol system were determined by cooling curve, and, t - x phase diagrams of these systems were drawn. the result shows that all these systems are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ). and n - octadecane / fatty acid systems were calculated theoretically
本文初選出部分有機相變貯能材料，採用步冷曲線法測定了12醇-羧酸系列、 18烷-羧酸系列、 18烷- 12醇體系共11組體系的二元固液相平衡關系，繪制了這11組體系的t - x相圖，測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定；並對18烷-羧酸系列進行了熱力學理論預測。Si particles porous preforms were prepared by cold isostatic pressing process ( cip ). its average porosity is about 31. 3 %. 3
採用冷等靜壓方法制備出si顆粒多孔預制體，平均孔隙率為31 . 3 。Preliminary study on air - forced precooling of eggplant, tomato and sweet pepper
青椒差壓預冷方法的研究On the base of the analysis on the advanced technology of hard ferrite in foreign country, the main procedures of preparing hard ferrite pre - sintering material are determined as follows : first, the ferrite oxides coming from the main cold rolling line and strontium carbonate are conveyed to storage tank by gas power and weighed automatically according to the demands of constituent composition. and then they are mixed and grinded by using method of wet treatment. finally the mixtures is transported to the devices of storage by transporting pump
在分析國外先進的永磁鐵氧體生產工藝的基礎上，確定了生產高檔永磁鐵氧體預燒料的主要過程：首先，利用攀鋼冷軋鐵紅為主要原料，將氧化鐵紅及碳酸鍶採用氣力輸送至貯料料倉，經自動稱量裝置，按工藝配方稱量後分別由氧化鐵紅及碳酸鍶發送罐氣力輸送進入預混攪拌筒加水攪拌，然後再送入混磨機濕法混磨；最後，混合物經輸送泵輸送至料漿存儲裝置，經定量進料泵定量輸送至回轉窯進行濕法預燒，預燒料經緩冷至室溫后，再球磨。Whether it has plans to take measures to enhance the prevention of ld including taking and testing more water samples from cooling tower systems of buildings for testing, enacting legislation to require owners of such systems to cleanse and disinfect their facilities on a regular basis, etc, so as to safeguard public health
有沒有計劃採取措施，加強預防退伍軍人癥包括增加抽驗大廈水冷塔系統的水辦立法規定該等系統的擁有人須定期清洗其系統及進行消毒等，以保障市民健康？Noise, nedt, nep, and detectivity of microbolometer arrays are also considered. the work will provide the insight necessary to understand the optimum design and practical operating requirements of microblolmeter arrays. this paper provides a low cost and more practical software tool for predicting and evaluating parameters of the detector
對微測輻射熱計性能進行了計算模擬，為非致冷微測輻射熱計紅外探測器性能預測和評估提供一種準確、快速、低成本的方法，並且開發了一整套對測輻射熱計探測器進行計算機優化設計的模擬軟體。The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research
本文以600mw汽包自然循環鍋爐（蒸汽吹灰）為具體分析對象，分別建立其水冷壁、過熱器、省煤器、空預器的積灰損失和各受熱面吹灰能量損失的模型，建立相應的吹灰器運行規則指導，對設計中的關鍵模型問題，通過模擬計算及與現場數據作比較的方法，驗證其可用程度。This thesis chiefly analyzes the problem of exchanging heat quantity and the methods of the improvement of cooling tower in power station, compares and analyses the advantages and disadvantages of it. this thesis will discuss how to prevent natural - draft counter - flow wet cooling tower from freezing in winter, and compute the areas of draught deflectors
本文針對自然通風逆流式冷卻塔冬季運行時的防凍處理，及預防結冰所應採取的措施進行研究和計算，提出以增加或減少擋風板的高度來控制出塔水溫的方法，並對其進行計算分析。This part mainly induces the conception of international interference and meanwhile introduces the target and content in this thesis through analyzing the rational and valid gist of international interference actions after the cold war, and comparing with intervention actions
該部分通過分析冷戰后國際干預行為的法理依據，使其與干涉行為進行比較研究，歸納出國際干預的概念，確定了本文研究的對象和內容。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題，經過多方面的技術分析和調研，設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。Comparing to the direct drain cool - down process used in china, the natural precooling cycle, which may save the propellant of the precooling, simplify the prestart program, delay the ignition of the rocket and be more safe in the process of precooling as well is employed in this paper
國外在該項領域的技術已經在實際火箭發射場得以應用，相比之下，我國仍採用排放式的預冷方法。因此，需要研究低溫液體火箭發動機循環預冷的方法，盡快實現趕超發達國家的目標。Pursued by the french army of a hundred thousand men under the command of bonaparte, received with hostility by the inhabitants, losing confidence in their allies, suffering from shortness of supplies, and forced to act under circumstances unlike anything that had been foreseen, the russian army of thirty - five thousand men, under the command of kutuzov, beat a hasty retreat to the lower ground about the danube
庫圖佐夫統率的三萬五千官兵的俄國軍隊，在波拿巴指揮的十萬法國軍隊追擊時受到懷有敵意的居民的冷遇，深感軍隊糧餉的不足，已不再信任盟國，俄軍不顧預見到的戰爭環境，被迫採取軍事行動，遂經由多瑙河下游倉惶退卻，而在敵軍追趕的地區卻停止前進，僅為配合撤退，不損失重型裝備才開展后衛戰斗。Then, perhaps - for there was no foreseeing how it might affect her - pearl would frown, and clench her little fist, and harden her small features into a stern, unsympathising look of discontent
此時，珠兒或許就會因為無法預見那魔障可能對她有何影響攥起小手，緊皺眉頭，板起面孔，在小腸上露出不滿的冷冷表情。Meanwhile, theoretical analyzing methods concerning with precooling are discussed. the paper also introduces a new analyzing method based on the comparison with the natural circulation boiler
同時，也對自然循環預冷法的理論研究方法進行了討論，並提出了參照自然循環鍋爐理論的對比分析方法。This method not only wastes cryogenic fuel, but also causes safety problem. it is necessary to develop new type of precooling method, so the natural circulation cooling system is introduced
因此，為節約推進劑，提高發射的可靠性，簡化地面系統以及發射前的操作程序等，需要立即開展新型的自然循環預冷法的研究。The paper firstly reviews the history and developments of the research and application on kinds of precooling methods recently adopted. then, the paper lays emphasis on the experimental investigation of natural circulation precooling
本文首先介紹了低溫推進劑火箭發動機的各種預冷方法的研究和應用的歷史和現狀，然後重點對自然循環預冷法進行了實驗研究。Theoretical study on the natural circulation precooling involves complicated two - phase fluid flow and heat transfer. the paper discusses several typical analyzing methods concerned with precooling, and also introduces a new analyzing method based on the comparison with the natural circulation boiler
自然循環預冷法的理論分析涉及到單相、兩相流的流動和傳熱問題，對此不少文獻都有所論述，本文對其中一些具有代表性的方法進行了討論。Comparing to the liquid - phase manner that the outlet of the reflux pipe is below the liquid surface in the tank, the cool - down cycle may last longer and the prestart program may be more simple in using the gas - phase inlet manner
並建議採用氣相迴流的方法，可以實現更佳的預冷效果，其自然循環預冷可以維持更長時間，同時能更進一步簡化射前程序。Preliminary investigation on high performance cryogenic heat transfer based upon natural circulation cooling
基於自然循環預冷過程高效低溫傳熱方法的初步研究分享友人