次級粘合 的英文怎麼說
中文拼音 [cìjíniángě]
次級粘合
英文
secondary bond- 次 : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
- 級 : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
- 粘 : 粘動詞(粘附) glue; stick; paste; adhere to; bond
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 次級 : secondary
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The mainly work has : the relation of boron contents and the average liner burning rate, through which chooseing suitable boron contents in these delay compositions ; the impact of different particle diameters on delay characteristics, by the means of granularity classfication ; the impact on delay characteristics through pre - treatment to the raw materials and improvement of mixing means ; and some other factors, such as the pressure of charge, loaded times, the charge mass of delay composition ; at last, the mechanical intensities of boron based delay compositions with some different binders
主要的研究內容有: b含量與線性平均燃速的關系,並由此選用b含量適合的延期藥;通過原材料的細化與粒度分級,研究了粒度對延期性能的影響;原材料預處理和混藥方式對延期性能的影響;以及影響延期性能的其它因素,如壓藥壓力、壓裝次數、裝藥量等;最後還研究了含不同粘合劑的硼系延期藥的壓藥藥柱強度(機械強度)等。The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc
在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔隙率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔隙率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混合料。The comparison of carbon nanotube and active carbon and graphite nanofibers used as electrode material is also presented. a composite electrode material comprising carbon nanotubes and ruthenium oxide is obtained and the capacitance of supercapacitor reaches 270f / g. the carbon nanotube and the natural manganese oxide compounded for the first time and the initial results were achieved
本文採用納米碳管作為超級電容器電極材料,得到比電容量為110f g的超級電容器結構單元,討論了粘結劑、電解液等多種影響因素,並與乙炔黑電極和魚骨狀碳纖維電極進行了對比;制備了納米碳管與氧化釕復合材料,得到比電容量為270f g的超級電容器結構單元;本文還首次將納米碳管與大洋錳礦復合用作超級電容器電極材料,取得了初步成果,為天然礦物的開發利用開辟了一個新的發展方向。In this paper, with complete calculation micro - mechanics method, mass concrete was taken as three - phase composites, which consists of mortar matrix, aggregate and bond between matrix and aggregate. with nonlinear finite element method, the simulation of static and dynamic mechanics performance of the uniaxial compress concrete specimen of dongjiang arch dam and simple supported beam specimen of xiao wan arch dam was studied by means of the software of msc. marc. the number of all kinds of mortar matrix was calculated according to grading of aggregate of three graded concrete and walraven function
本文採用完全細觀計算力學方法,將大體積混凝土在細觀層次上看成是由粗骨料顆粒、硬化水泥砂漿及其二者之間的粘結界面組成的非均質復合材料,採用非線性有限元方法,在對大型商業有限元軟體? msc . marc二次開發的基礎上,對東江拱壩的三級配混凝土軸壓試件、建設中的小灣拱壩三級配混凝土梁試件在靜、動荷載下的力學性能和破壞過程進行了數值模擬。分享友人