環氧值 的英文怎麼說
中文拼音 [huányǎngzhí]
環氧值
英文
epoxide number-
In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking
在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements
摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、碳、氮和硫等穩定同位素的廣泛研究，穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design
摘要採用1 ， 2 -丙二醇、正丁醇和環氧氯丙烷為原料，在相轉移催化劑的作用下反應，通過正交實驗合成了的高環氧值、低粘度的混合醇縮水甘油醚。Abstract : based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents
文摘:在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下，分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗，研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果，但改性效果和樹脂的添加量並不是一個無限遞增的關系，當添加量超過一定數值以後，改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? ， 30 ? ， 30 ?的建議值Based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents
在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下，分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗，研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果，但改性效果和樹脂的添加量並不是一個無限遞增的關系，當添加量超過一定數值以後，改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? ， 30 ? ， 30 ?的建議值Starch nanoparticles ( sn ) have been prepared with w / o starch microemulsion as microreader and epichlorohydrin as cross - linking agent. the factors affecting the preparation of sn have been investigated via the characterization of tem. the results show that the size and size distribution of sn are mainly controlled by the interfacial strength of microreactor, and the interfacial strength of microreactor is chiefly influenced by w value ( the molar ratio of water / surfactant ) and concentration of starch
利用所得到的w o型澱粉微乳液作為微型反應器，以環氧氯丙烷為交聯劑制備出澱粉納米粒，並藉助透射電鏡的表徵研究了各制備因素的影響，研究結果表明：澱粉納米粒的粒徑及粒度分佈主要受微型反應器的界面強度控制，而影響界面強度的因素主要是r值（即水與表面活性劑的摩爾比值）及澱粉液濃度。Cyclooxygenase ( cox ) is an important target for treating pain and inflammation, but off - target effects of known cox inhibitors have wreaked havoc on their clinical value
環氧合酶（ cox ）是一個重要指標，為治療疼痛和炎癥，但非目標效應已知考克斯抑制劑肆虐就其臨床應用價值The results from basic properties, shear resistance, pressure strength and point film test show that different low molecular polyamide may affect extrodinary by the properties of cured expoxy resin the higher viscosity, the lower cured activity ( rate ) ; the higher amine number, the stronger cure construction. the cured expoxy resin will prossess unfavourable mechanics when it is cured by the polyamide with both too high viscosity and amine number
用基本性能、剪切強度、抗壓強度、塗膜性能測定等方法研究了3種不同胺值及粘度的低分子量聚酰胺對環氧樹脂固化物性能的影響.結果表明，聚酰胺粘度大使固化交聯變難，胺值過高易造成固化收縮；同時粘度過大、游離胺含量過高的產品將對固化物各項力學性能不利Compared to bare steel strand, galvanized steel strand ’ s anti - corrosion is worse in 3 % nacl solution. 3. the result of corrosion research in different ph value simulation acid rain show that bare steel strand has a low corrosion rate at ph = 4, corrosion rate at ph = 2 and ph = 6 is larger ; epoxy coating steel strand ’ s corrosion current intensity decrease with ph value ’ s minish ; reverse to epoxy coating steel strand, galvanized steel
3 、模擬酸雨中腐蝕研究結果表明，在不同ph值的模擬酸雨中，全裸鋼絞在ph = 4時腐蝕最慢， ph = 2時腐蝕最快， ph = 6時腐蝕速度居中;環氧鋼絞線腐蝕電流密度隨ph值的減小而減小;鍍鋅鋼絞與環氧鋼絞線剛好相反，腐蝕電流密度隨ph值的減小而增加， ph值越小，腐蝕電流密度越大，越容易遭受腐蝕。Sem results showed that, microcrack induction ability of these materials was markness. in a word, the working performance, bond strength, elastic ratio, brittleness of structural adhesive modified by proper materials were improved, satisfied engineering requirement. its modifying technology was simple and convenience, has very high active extending sense and application value in structural adhesive modifying field
採用適當的納米材料改性環氧樹脂結構膠的綜合性能優良，能滿足工程應用的要求，而且改性工藝簡單可行，在結構膠改性領域里有積極的推廣和應用價值。The testing by beijing environment protection scientific research institution shows : purple jade villas has fresh air, high content of oxygen, and low density of pollution
莊園內的空氣和水質均經北京環境保護科學研究所檢定，空氣清新，含氧值高，空氣污染濃度極低。Besides policy factors, five methods of cost - cutting of biodiesel are reviewed, including new raw material with higher oil content, shorter regeneration cycle, which is suitable for infertile soil and different climatic conditions ; heterogeneous catalysts ; new technologies ( e. g. supercritical methanol and ultrasonics ) ; higher added value utilization of by - product glycerin with simple method ( propylene oxide chloride, 1, 3 - propanediol, pyruvic alcohol etc. ) and moderate scale of production
摘要綜述了除政策因素外，降低生物柴油生產成本的5種方法：選擇含油率高、再生周期短、適應貧瘠土地及不同氣候條件的新型植物原料；研究新型固體催化劑；引入新工藝（超臨界法和超聲波法） ；使用比較簡便的方法將廢棄的甘油轉化為高附加值的產品（環氧氯丙烷、 1 ， 3 -丙二醇、丙酮醇等）以及適度生產規模等。Occupational exposure limit for propylene oxide in the air of workplace
車間空氣中環氧丙烷職業接觸限值Testing method for total amine values of amine - based hardeners of epoxide resins
環氧樹脂氨基硬化劑總氨值的試驗方法This paper is discusses the quality and cotrol of the epoxy soybean oil from the angle of epoxy soybean oil ' s main quality quota : epoxy value, epoxy value retention rate, color and luster and acid value
摘要本文從環氧大豆油的主要質量指標環氧值、環氧值保留率、色澤、酸值的角度，論述環氧大豆油質量及其控制。As to epoxy / toa / org - mmt system, the reaction order was 0. 9 and active energy was 66kj / mol by kissinger method ; and a similar result was obtained by ozawa method. the curing reaction was controlled clearly by diffusion mechanism in the later stage of curing reaction without addition of org - mmt, which leads to the increment of active energy with extend of curing ; as to the curing system with addition of org - mmt, the value of active energy was always kept the same level, which can be explained by the catalytic function of amine salt inserted in the galleries of org - mmt
對于環氧桐油酸酐有機蒙脫土固化體系用kissinger方法看到固化體系的反應級數均為0 . 9左右，表觀活化能值為66kj mol ； ozawa方法的處理結果與之近似，但從ozawa方法可以看到未加入有機蒙脫土的體系在反應後期固化反應明顯受擴散控制，表現為活化能隨固化程度的增加而增加；而加入有機蒙脫土的體系，其表觀活化能則自始至終表現的較為均勻。In this paper, the filiform corrosion images of aa6016 - t4 aluminum alloy beneath an epoxy coating were detected and picked out from the image background with digital image processing technique, and some parameters such as corrosion area density, corrosion propagating speed, and projective value of filiform corrosion vertical to the scratch, were calculated from the processed filiform corrosion image, which were probed to evaluate the propagating status of filiform corrosion effectively and reasonably
摘要運用數字圖像處理技術檢測、提取了塗覆環氧樹脂的aa6016鋁合金絲狀腐蝕圖像，分析探討了由絲狀腐蝕圖像所得到的腐蝕面積密度、腐蝕擴展速度以及垂直於切口方向投影值等參數對評估絲狀腐蝕發展狀況的有效性及合理性。Improved method for determining epoxy value
環氧值測定方法的改進- determination of the epoxy value of plasticizers acetone - hydrochloride method
增塑劑環氧值的測定- determination of the epoxy value of plasticizers pyridine - hydrochloride method
增塑劑環氧值的測定分享友人