Products function : put our “ sun shine ” brand carbon steel fiber evenly seep into concrete to form steel fiber reinforced concrete and it can decrease the thickness of reinforced concrete by half, it not only shorten the project time, save the material and manpower expense, bring distinct economic benefit, but also increase the performance of crack resistance, percussion resistance, tensile strength, bend resistance. scosspr resostamce amd wear resistance of the reinforced base materials. if the weight ratio of 2 % steel fiber seep into the concrete, it can solve the brittleness problem of the concrete, in the condition of 60 % ralative air humidity, after 21days air - dry, even 520 days air - dry, it ' s difficult to find any crack by eyesight, the bend resistance for the steel fiber concrete is 140 times stronger than the concrete without steel fiber, the capability of impact resistance increase 10 times
產品功能:將本公司「雙興」牌
碳鋼纖維系列產品均勻地
摻入混凝土中,形成鋼纖維增強混凝土,可使工程中鋼筋混凝土的施工厚度降低一半,不僅縮短了施工工期,節省了材料和人工費用,帶來顯著的經濟效益,且增強了基體的抗裂、抗沖擊、抗彎、抗剪、耐磨擦等性能,如
摻入本公司2 %鋼纖維的混凝土,不僅解決了混凝土的脆性問題,在空氣相對濕度60 %的條件下風干21天後,甚至在風干520天,肉眼很難發現裂縫,
摻入鋼纖維后的增強混凝土比不
摻鋼纖維的混凝土抗彎強度提高140倍,耐沖擊荷載提高10倍。
The hydrogen source used is high purity of 99. 9999 %. for comparison, the annealing treatments were processed under ambient pressure in air and nitrogen atmosphere respectively
在kno3溶液中進行液相攙雜的納米
碳管,其儲氫能力明顯提高,並且隨
摻雜濃度增加而提高。
Based on decreasing the production cost and enhancing the high rate performance of this material, this paper adopted a two - step solid - state reaction to improve lifepo4 ` s behavior mainly using carbon coated or doped and mg2 + doped method
本文從降低材料生產成本的同時提高材料的大電流放電性能出發,採用球磨高溫固相法主要針對
碳摻雜/包覆和金屬離子
摻雜對磷酸亞鐵鋰進行改性。
The results of sem indicated that the mixture was important for the morphology of the whiskers
結果表明
碳氫化合物粉末和納米氧化鋅粉末2種
摻入物對晶須形貌的影響很大。
Standard specification for noncarbonated mechanically refrigerated, beverage dispenser visible product
不
摻碳酸氣的機械冷藏飲料自動售貨機
The poor gas anti - permeability and carbonation resistance of recycled concrete can be offset by mineral additions
通過加入礦物
摻和料,則再生混凝土的抗氣滲性和抗
碳化性能均可得到改善。
According to the code of durability test for normal concrete, the results show that the resistance of carbonate to the nonnal concrete is superior to the hpc
按照普通強度混凝土耐久性試驗方法測得的不
摻任何
摻和料的混凝土抗加速抗
碳化能力最好。
We fully utilized the characteristics of the deficient electron structure ( carbon sp3 and boron ) and easy oxidation introducing - oh on bdd electrode surface to preparation of biosensors, which were used to investigate the electrochemistry of biological molecules and be rapid, sensitive
利用bdd電極的表面缺電子結構( sp3雜化
碳和
摻雜的硼)和易於氧化引入- oh的特點,在氧化或未氧化的bdd電極表面修飾化學/生物物質製成化學/生物傳感器,研究生物分子在電極表面的電化學特性,並實現對生物分子的準確、快速、靈敏、簡便測定。
2 、 in order to solve the phenomenon of the outdiffusion of the base dopant, two solutions are suggested : 1 ) the sige : c base can effectively solve the outdiffusion problem ; 2 ) the undoped buffer layer can constrict the outdiffusion phenomenon
2 、為了解決基區雜質外擴現象,提出了兩種方案: 1 )採用
摻碳的sige : c基區層,能夠有效消除外擴問題; 2 )採用未
摻雜的緩沖層i - sige ,能夠有效抑制外擴現象。
In addition, it is generally accepted that the compensation of carbon acceptor by el2 donors is a main factor, which determines the semi - insulation property of undoped lec si - gaas single crystal
另外,目前普遍認為非
摻si - gaas單晶的半絕緣特性是淺受主
碳和深施主el2相互補償的結果。
Study of structure and transport properties of laba2cu3 - xznxoy
摻雜單壁
碳納米管的電流特性
Then we prepared na2fepo4f cathode material coated with carbon by solid - state reaction. as cathode material, the first discharge capacity is 111mah / g and the capacity reduces to 102. 1mah / g after 20 cycles. ultrafine na2fepo4f powders synthesized by a sol - gel process also shows a good electrochemical performance
隨后採用在材料表面覆
碳的方法對氟磷酸亞鐵鈉進行改性,結果表明當
摻碳量為5 %時,電池的首次放電比容量為111mah / g ,第20次的放電比容量為102 . 1mah / g 。
The development of research on perovskite materials doped with ions and particles, sol - gel technique and sol - gel processing of pbtio3 ( pt ) based materials were intensively reviewed. the luminescence theory of rare earth ions and the properties of carbon nanotube ( cnt ) were introduced briefly
本文全面回顧了離子和微粒
摻雜改性鈣鈦礦相鐵電材料的研究進展,總結了溶膠凝膠技術在制備此類材料中的應用,並簡要介紹了稀土離子發光機理和納米
碳管的性能。
Measurement to a series of organic vapors indicated that the films possessed fine response properties to carboxyl acid vapors
通過對多種有機蒸氣的測量后發現,
摻胺
碳膜對羧酸類物質具有優良的選擇性響應。
The results of the experiments has shown : the lpg / diesel dual fuel engine has kept its high power performance and reduced its emissions, especially the soot and nox after the fuel - supplied system has been set up ; the fuel economy performance has been improved at some degree when high load ; however, when lpg ratio increased, the engine showed the trend of violence for high compression ratio
試驗結果表明:在採用了自行設計的聯動式燃油供給系統后, lpg柴油雙燃料發動機在保持原機高功率的同時,排放量,尤其是碳煙和no _ x有大幅度的降低;在高負荷時,其燃油經濟性也有相當的提高。但當lpg的摻燒比加大到50以上時,會出現工作粗暴的傾向。