x
uploads/mixture ratio.jpg

mixture ratio 混合比。

mixture strength

3 the design theories of cooling pipe of play down internal temperature of mass concrete about diameter , length , arrange method , rate of flow , current velocity , reduce heat time , temperature disparity to in and out , reduce heating result etc . 4 the theory of influence about concrete internal temperature and concrete crack because of transform of mixture ratio and pulverized fuel ash sophisticate quantity 西安建筑科技大學博士生論文一;一;一一‘一一一3降低大體積混凝土內部溫度常用的冷卻水管的管徑、長度、布置方法、水流量、流速、降溫時間、進出水口的溫差、降溫效果等的設計計算理論。 4配合比及摻加料對混凝土內部溫度和混凝土開裂的影響理論。

Wcb series stabilized soil factory - mixing maching is specially developed for building high - grade highway . it shows grest adaptability fot materials , wide mixture ratio and correct weighing . tow measuring forms are used , that is , volumetric measurement and electronic belt scale . it is the ideal equipment to meet technical specifications of high - grade highway construction Wcb系列穩定土廠設備,是我們公司為修筑高級道路開發的穩定土拌設備,它對材料適應能力強,配比范圍廣,給料計量正確,計量方式可采用容積式計量和電子皮帶稱計量,全自動微機操作,是滿足高等級公路建設技術范圍要求的理想設備。

Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials , silica rume , ultra - fine fly ash , quartz powder , 52 . 5 - class portland cement and superplasticizer were selected and mixed , the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied , the composition was adjusted , the mixture ratio of rpc was optimized , a suitable curing schedule was adopted , in the result , an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods 本文基于超細粒聚密材料( dsp )和活性粉末混凝土( rpc )配制的基本原理,選用硅灰、粉煤灰、石英粉和硅酸鹽水泥,輔以高效減水劑,采用多重復合的技術路線,運用混雜鋼纖維增強理論和微集料填充密實原理,調整材料組成,優化混凝土配合比,結合適宜的養護制度,在現有技術條件下,成功制備出了rpc200材料。

This paper use the principle of mass concrete temperature raise and down will make concrete inside stress and strain cause change , and mixture ratio of concrete effect temperature stress , and the principle of equilibrium management model of china - pole , and the test curve of temperature in engineering , and the model experiment “ anti - pull “ together of mass concrete etc , to studied mass concrete anti - crack theory in design , construction and management 本文采用大體積混凝土溫度升降引起混凝土內部的應力和應變產生變化及混凝土的配合比對其溫度應力的影響原理、鏈桿平衡管理模型的計算原理、工程溫度實測曲線、大體積混凝土“抗?放”結合模型的試驗結果等研究了大體積混凝土在配筋設計、施工及施工管理過程中的抗裂措施。

Those conclusions may be meaningful for us to determine mixture ratio when fabricating composite films with special structures . 2 . we study the phase - separation and microstructure of the pure binary and trinary mixed lb and ls films of dimyristoyl phosphatidyicholine ( dmpc ) cholesterol ( chol ) and sphingomylin ( sph ) deposited from pure water subphase by - a isotherms and tapping mode atomic force microscopy 2 、利用- a等溫曲線和原子力顯微鏡的輕敲模式對從純水亞相上提拉的不同生物分子二肉豆蔻酰磷脂酰膽堿( dmpc ) 、膽固醇( chol . )和神經鞘磷脂( sph )不同種純的、二元及三元混合單分子膜- lb膜和ls膜體系的相分離和微結構進行了研究。

The equilibrium working temperature of the gasifier and the composition of the outlet syngas ( short for synthesis gas ) at this temperature were calculated by solving the chemical equilibrium and the energy equilibrium equations . the analysis was used to study the effect of gasifying agent mixture ratio on the outlet syngas composition , the cold gas efficiency , the thermal efficiency and the exergy efficiency . the optimum o2 / coal ratio was found for a reasonable vapor / coal ratio ( the vapor / coal ratio had little effect on the efficiencies ) for various kinds of coal to maximum the thermal efficiency and the exergy efficiency 通過化學平衡和熱量平衡方法求解氣化爐平衡工作溫度以及該溫度下的出口煤氣成分,研究了氣化爐進口氣化劑配比對出口煤氣成分、冷煤氣效率、熱效率及火用效率的影響,指出熱效率、火用效率最優情況下適應于各煤種的最優氧煤比以及合理的水蒸汽耗量,為多聯產系統的設計優化提供參考。

In this thesis , through the technique ' s of compressing molding , the processing parameter and the mixture ratio of magnetic powder on magnetic properties of four kinds of binary composite bonded magnets ( ndfeb alnico ferrite smco ) were studied . the experiment results were analyzed by the method of polynomial fit . the following major achievements were attained 本文采用模壓成型工藝對常見的四大永磁材料? ?釹鐵硼、鋁鎳鈷、鐵氧體、釤鈷進行了兩兩復合粘結,研究了工藝參數及磁粉配比對磁性能和溫度系數的影響,并通過計算機軟件進行擬合分析,得到了如下主要結果。

Conventional building - mortar is usually blent into in the construction local , which possesses many defects such as low accuracy of mixture ratio , poor stability of quality , contractility of bigness , broad fluctuation of felted strength , anti - penetrability of feebleness , collapse of easiness and ect , and it is vital reason , resulting in lots of engineering quality accidents as following : crack in the wall , swelling , penetration , and collapse . mortar made in the local is at the cost of wasting materials and contaminating environment 傳統的建筑砂漿都是在施工現場拌制,現場拌制的砂漿各組分計量準確度低、質量穩定性差、收縮性大、粘結強度波動大、抗滲性差、易剝落,是建筑工程墻面開裂、起殼、滲漏、甚至墻體倒塌等質量事故發生的主要原因;現場拌制砂漿還會造成材料浪費和污染施工環境。

According to climate and geography character in high - cold area , by indoor trial , the paper researches the material component impact on the physical and chemical property and presents reasonable component mixture ratio of the ecological material and analyses the aggregates , drought resistance and fertilizer effect of the material 針對川西高寒地區的氣候特征、地理地質環境特點,通過室內試驗的方法,研究了生態基材組分構成及其配比對生態基材物理化學性質的影響,重點分析了生態基材的團粒結構、抗旱性、肥效及其和草種藕合生長關系。

It was indicated that the yield and quality of swnts were affected obviously by the catalyst involved . after a lot of contrastive experiments , we found that binary catalyst is more active than unitary catalyst on the synthesis of swnts . the content of the elements have great effects on the final product , and the best catalyst in our experiments is fe / co / mo / al2o3 with the mixture ratio of 0 . 9 / 01 / 0 . 25 / 10 ( mole ratio ) 在進行了一系列對比實驗后發現,相對于一元催化劑,二元催化劑具有更好的對單壁碳管的催化活性,且催化劑中各成分的含量對產物的最終形態有十分重要的影響,本論文在實驗的基礎上得出的最優化催化劑是: fe co mo al _ 2o _ 3的配比為0 . 9 01 0 . 25 10 (摩爾比) 。

The article developed the self - compensation repairing lubrication additives which endowed with new function to old lubrication oils according to the theory of self - compensation repairing theory by aided financially from china nature science fund ( ratification number : 59975039 ) . the first , the article studied the tribological effect of several kinds of lubrication additives by single - phase , two - phase and three - phase mixture by four - ball machine . the article studied the effect of the mixture ratio and the additive concentration on tribological effect - antifriction , wear - resisting and bearing capacity 論文首先以四球法,對新合成的幾種潤滑添加劑的單相和雙相、三相復配后的摩擦學特性進行了較系統地研究,研究了復配比例和添加量等對其摩擦學性能?減摩、耐磨、承載性能的影響,在此基礎上優選了es12和esm122兩種潤滑添加劑,對其進行了較系統的磨損自補償修復效應及其摩擦學效應研究和對四種成品潤滑油的適應性研究,并對摩擦表面的自補償膜進行了紅外光譜分析。

In order to investigate the influence of characteristics parameters on detonation wave in a two - phase pulse detonation engine model . the peak detonation pressures and average velocities of two - phase pulsed detonation wave produced by pde model using gasoline as fuel and air as oxidizer under various ignition frequencies and various mixture ratios are measured systematically , and the relations influencing them are analyzed 為了探索氣-液兩相脈沖爆震發動機模型內特征參數對產生爆震波的影響規律,系統地測試了以汽油為燃料、以空氣為氧化劑的氣-液兩相脈沖爆震發動機模型在不同點火頻率及不同余氣系數下爆震波的峰值壓力以及平均爆震波速,并對其變化進行了分析。

Mixture mixing : install and debug the mixing equipment before construction , take the trial mix according to the mixture ratio , and find out the turning on location of every hopper strobe as well as the relation among material flow of every kind , draw up the curve , and if there is adjustment because of factors like material batch , difference of moisture content and so on , it need to be confirmed by the laboratory so as to ensure the mixture ratio of construction meet the design requirement 混合料拌和:施工前首先安裝、調試好拌和設備,根據確定的配合比進行試拌,找出各料斗閘門開啟位置與各種材料流量的關系,并繪制成曲線,如因材料批次、含水量不同等因素而調整,須由試驗室確定,以確保施工配合比符合設計要求。

The mechanical properties on one - directional loading of two kinds of mixture ratio rpc materials with or without steel fiber and of hollow steel tubes were studied . three kinds of loading format were analogized and the working mechanism of rpc filled in steel tube short columns 應用優化配比后的活性粉末混凝土,試驗研究了摻與不摻鋼纖維兩種配合比rpc材料單軸抗壓性能并與普通高強混凝土相比較,試驗還研究了空鋼管的力學性能。

The author conduct a series of research work including the supporting system design , construction , monitoring and mixture ratio tests of mortar for anchoring in this research . some research results of applicable value in engineering are presented also 在本文的研究中,作者根據工程的自身特點對廈門市美仁宮大廈基坑圍護工程的設計、施工、監測及錨固砂漿進行了一系列的研究工作,并得出了一些具有工程適用價值的成果。

As the fiber - reinforced composite must has good ductility , first of all the mixing reinforcement of waste pe and pp were studied . the optimum mixture ratio was acquired with a little decrease of strength 鑒于纖維增強復合材料要求基體要有一定的韌性,首先研究了廢舊pe和pp基體的共混增韌,獲得在強度降低不大的情況下,增韌效果最好的共混組分的最佳共混比。

Adopting the simplex - barycenter design , optimal mixture ratio among carbendazim and triadimefon and thiophanate - methyl which control wheat scab acre studied in this paper 摘要采用單形重心設計法研究了多菌靈、三唑酮、甲基硫菌靈不同混合比例防治小麥赤?病。

Finally , the mixture ratio design of recycled concrete and some numeration mixture ratios of different strengths are suggested for practical application 最后,提出再生混凝土配合比設計并建議了幾種設計強度的再生混凝土計算配合比,為實際工程應用作參考。

Influence of tackiness agent mixture ratio and the dosage of frothier , padding and adhesive proportion on foaming body performance were studied 試驗研究了發泡劑、填充物、膠粘劑的用量,以及膠粘劑的配比對發泡體性能的影響。