耐低溫試驗 的英文怎麼說
中文拼音 [nàidīwēnshìyàn]
耐低溫試驗
英文
cold test-
The effect of borided layer at low temperature on wear resistance and brittleness of borided layer for steel 45 was studied by means of wear test, brittleness test and anode polarization measurement
通過磨損試驗、脆性試驗和陽極極化曲線的測試,研究了低溫滲硼對鋼滲硼層耐磨性、脆性和耐蝕性的影響。This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road
瀝青瑪蹄脂碎石混合料( sma )以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視,本文對sma組成特點,強度形成機理與路面使用性能從理論和試驗研究角度進行論述,並針對不同級配的瀝青瑪蹄脂碎石混合料,分析了粗、細集料的粒徑變化對其路用性能的影響,同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。Method of high and low temperature test for automobile parts
汽車零件耐高低溫的試驗方法Textiles - tests for colour fastness - colour fastness to domestic and commercial laundering - oxidative bleach response using a non - phosphate reference detergent incorporating a low temperature bleach activator
紡織品.染色牢度試驗.耐家用和商用洗滌的色牢度.結合低溫漂白劑使用非磷標準洗滌劑的氧化漂白反應The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。1 testing method for cold crushing strength of refractory bricks amendment 1
耐火磚低溫耐壓強度的試驗方法New test method for evaluation of automotive engine oils for inhibition of deposit formation and wear in spark - ignition internal - combustion engine fueled with gasoline and operated under low temperature, light - duty can
在低溫輕型條件下操作的用汽油作燃料的火花點火內燃機中抑制沉積物形成和耐磨用汽車發動機油評價的新試驗方法Determination of low - temperature behaviour of elastomers ; principles and test methods
橡膠的試驗.橡膠耐低溫性能的測定.原理和試驗分享友人