熱變試驗 的英文怎麼說
中文拼音 [rèbiànshìyàn]
熱變試驗
英文
hot bent test-
In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance
通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。Standard test method for reheat change of insulating firebrick
絕熱耐火磚二次加熱變化的標準試驗方法The theoretical calculation and the experimental result indicated that, after temperature compensation, this kind of new hotwire air mass flowmeter still had high measuring accuracy when the environment temperature had wide range change
理論計算和試驗的結果表明,經環境溫度補償后,這種新型熱線式空氣質量流量計在大范圍環境溫度變化下仍具有較高的測量精度。The calculation method using in factory has larger error and is n ' t used in high ignition point oil transformer. in this paper a calculation method, which has been verified by experiment results, is presented based on the fundamental theories and rule equation of heat transfer to calculate the temperature rise of average oil, top oil, coil, core and hot - point. a program has been compiled
本課題立足於工程實際應用,根據傳熱學基本原理和經典試驗換熱準則式,通過對變壓器發熱冷卻原理進行分析和研究,提出了一套計算變壓器平均油溫升、頂油溫升、繞組溫升、鐵芯溫升和最熱點溫升的計算方法並編制了計算軟體,對影響變壓器溫升的因素進行了分析。Lastly, experimentations are carried out on chaochai 6102bq engine and the data of the thermal parameters according to different oil - apply lead angle is derived. the influence of the change of oil - apply lead angle on the rate of heat release is researched, then a reference is provided for building an accurate heat release model
最後,在朝柴6102bq柴油機臺架上進行了試驗,對不同供油提前角下柴油機的熱工參數進行實機測試,對試驗結果進行了處理、分析,研究了供油提前角的改變對放熱規律的影響,為建立該故障下的燃燒放熱模型提供參考。Plastics. determination of heat deformation. martens test
塑料製品.熱形變的測定.馬丁試驗The test method for stability to thermal darkening of silica glass
石英玻璃熱變色性試驗方法Swelling test, dsc and tg were used to determine the solubility parameter, glass - transition temperatures and thermolysis temperatures of polycondensates
使用溶脹試驗、 dsc 、 tg對其溶度參數、玻璃化轉變溫度、熱分解溫度等參數進行了測定。The reform scheme of no. 1 boiler in fengtai company is confirmed on the basis of cold / hot tests, theoretical discussions and calculations. in the process of field retrofit, it is indicated in the operation of the improved furnace that without the change of furnace structure, the transform of the burner angle has shrunk the tangential diameter and prevented flames burning on furnace walls, and the burning state of furnace has been bettered, simultaneously, lowering the slagging wi in furnace, thus laying sol id foundation for the safe and economic operation of generating units. wuyanrong ( power plant thermal power engineering ) directed by prof
本論文通過冷、熱態試驗,經過論證和計算,確定了豐泰公司~ # 1爐燃燒器的改造方案,並進行了現場改造,改造后實際運行狀況表明:在無法改變爐膛結構的情況下,改變燃燒器角度,縮小切圓直徑,使火焰不貼壁,改善了爐內燃燒工況,同時降低了鍋爐結渣的程度,為機組的安全經濟運行奠定了必要的技術基礎。3d - c / sic fabricated with t300 carbon fibers weaved into 3 - dimensional and 4 - directional structure, was deposited pyrocarbon and sic matrix at 950 - 1000 with cvi method. fiber volume fraction of 3d - c / sic was 40 - 45 %, composite density was 2. 01g / cm3 and porosity was 17 %. in addition, the thickness of pyrocarbon interface was 200 nm for interaction fatigue - creep ; the interface layer of pyrocarbon for thermal shock had three thickness obtained by controlling deposition time which were 10h, 20h, 30h, respectively
3d - c sic是用t300碳纖維編織成三維四向編織體, cvi法在950 - 1000緻密,纖維體積分數為40 - 45 ,密度為2 . 01g cm ~ 3和孔隙率為17 ,用於疲勞蠕變交互作用試驗熱解碳界面層厚度約0 . 2 m ;用於熱震試驗的有三種界面層厚度分別是熱解碳沉積時間10小時、 20小時、 30小時獲得。Testing of welded joints of thermoplastics semi - finished products - tensile creep test
熱塑半成品焊接接頭試驗.拉伸蠕變試驗Testing of welded joints of thermoplastics semi - finished products - part 3 : tensile creep test
熱塑性塑料半成品的焊接接頭試驗.第3部分:拉伸蠕變試驗Testing of welded joints of thermoplastics semi - finished products - part 3 : tensile creep test including amendment a1 : 2005 ; german version en 12814 - 3 : 2000 a1 : 2005
熱塑性半成品的焊接接頭試驗.第3部分:拉伸蠕變試驗Fire hazard testing - part 10 - 3 : abnormal heat ; mould stress relief distortion test
著火危險試驗.第10 - 3部分:不正常熱.模型應力釋放扭變試驗Fire hazard testing - part 10 - 3 : abnormal heat - mould stress relief distortion test
著火危險試驗.第10 - 3部分:不正常熱.模型應力釋放扭變試驗Fire hazard testing - part 10 - 3 : abnormal heat ; mould stress relief distortion test iec 60695 - 10 - 3 : 2002 ; german version en 60695 - 10 - 3 : 2002
著火試驗.第10 - 3部分:不正常熱.模型應力釋放扭變試驗Experimental study on stain and stress of big - hole sealing head in fire - tube heating boiler
火筒加熱爐大開孔封頭應力應變試驗研究Present the experimental research carried out on strain and stress by applying the resistance strain surveying technique to the big hole sealed heads in the new fire - tube heating boilers with the laws of strain and stress distribution obtained and allowable working pressure given because there is no applicable standards or specification for calculating the strength of crude oil heating boiler heads perforated by densely distributed big - holes, which, to a certain extent, hampered the further development of crude oil heating boilers in china, and concludes from experimental results that strain and the stress of circumference are fairly large near the edge of big - hole, and the cross ribs enhance strength of sealed head to a certain degree
油田火筒加熱爐密集大開孔封頭的設計計算,因沒有相應的強度計算標準在一定程度上限制了我國油田火筒加熱爐技術的發展.採用電阻應變測量技術,對新型火筒加熱爐大開孔封頭進行了應力應變試驗研究,得到了封頭的應變和應力分佈規律,給出了大開孔封頭允許的工作壓力.試驗結果表明,大孔邊緣圓周處應力應變較大,十字筋板對封頭有一定加強作用Rubber, vulcanized or thermoplastic - resistance to ozone cracking - static and dynamic strain testing
硫化橡膠或熱塑性橡膠.耐臭氧龜裂性.靜態和動態應變試驗分享友人