mma 中文意思是什麼

mma 解釋
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  1. The mathematical programming methods, both the method of moving asymptotes ( mma ) belonging to convex programming methods and the sequential linear programming method ( slp ), were used to solving optimization problems

    用移動漸進線方法（ mma ）求解單目標優化問題，用序列線性規劃方法（ slp ）求解模糊目標混合規劃問題。
  2. Study on synthesis of sbs - g - mma in suspension copolymerization

    懸浮接枝共聚物的合成研究
  3. Study on sbs cpe - g - mma graft copolymerization

    接枝共聚的研究
  4. Preparation of adhesive of three - units graft copolymerization of cr mma sbs

    三元接枝共聚膠粘劑的研製
  5. Study on synthesis and properties of sbs - g - mma in suspension copolymerization

    懸浮接枝共聚物的合成及性能研究
  6. Study on emulsifier - free emulsion of mma ba

    二元無皂乳液性質的研究
  7. Cr cpvc mma ternary graft copolymers

    三元接枝共聚物
  8. In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film

    其內容如下： 1通過合成的丙烯腈?甲基丙烯酸甲酯二元共聚物（ p （ an - mma ） ） ，丙烯腈?亞甲基丁二酸二元共聚物（ p （ an - ita ） ） ，丙烯腈-甲基丙烯酸甲酯?丙烯磺酸鈉三元共聚物（ p （ an - mma - as ） ）分別作為基體制備了聚合物基金屬梯度復合膜材料（ pmgcf ） ，以分析加入的mma基團和親水性基團對pmgcf沉積層中金屬銅的梯度分佈形態和膜的柔韌性的影響。
  9. General musharrafholds the two jobs at present thanks to a constitutional amendment passed in 2003with the help of the muttahida majlis - e - amal ( mma ), an alliance of religiousparties

    得益於2003年通過的一個憲法修正案，穆沙拉夫將軍如今能夠擔任這兩個職位（陸軍參謀長和總統） 。
  10. Suitable for mma / co2 / mag / mig / arc gouging welding

    可用於高性能手工焊/ co2 / mag / mig焊和電弧氣刨等
  11. The effect factors on organosol were discussed extensively. agcl organsol, agcl and cuo organosol were mixed with mma. after polymerization was carried out, nanometer hybrid material having photochromism was synthesized. the prepared samples were deeply investigated by tem, sem ed xrd, tga - dta, etc

    將氯化銀有機溶膠和氯化銀、氧化銅有機溶膠摻雜到mma中，採用本體聚合法制備光致變色的有機玻璃，並採用tem 、 sem 、 xrd 、 tga - dta等現代手段對其進行了表徵。
  12. For the first time, agbr organosol was obtained by using oleic acid to extract and modify the agbr nanoparticles in hydrosol. and the optimum molar ratio of oleic acid to agbr nanoparticles was found. agbr nanoparticles, modified by oleic acid were mixed with mma

    首次採用油酸萃取並包覆了水溶膠中的agbr納米粒子，制備了agbr有機溶膠；並找到了萃取率最佳時的油酸與agbr的摩爾比；再將油酸包覆的agbr摻雜到甲基丙烯酸甲酯中，進行本體聚合，從而制備了agbr光致變色有機玻璃。
  13. Cr sbs mma ba polybasic graft copolymerization and adhesive properties of self - crosslinking copolymer

    多元接枝共聚及自交聯型接枝產物的粘合性能
  14. Sbs mma ba maa tetrabasic graft copolymerization and adhesive properties of copolymer

    四元接枝共聚及其產物粘接性能
  15. Three welding modes ： dc pulsed tig, dc mma

    集直流氬弧焊，脈沖氬弧焊，直流手工焊於一體。
  16. The preparation of chain transfer, the mol percent of pea : aa : mma and the time of combind were systermic investigated. the performance of pc was refledted by the neat cement paste fluidity and fluidity losing. the results indicated : ( 1 ) the preparation of chain transfer was one of most factor of control the molecular weight of copolymer and influence the performance of pc

    通過測定減水劑的水泥凈漿流動度及流動度損失宏觀反映合成減水劑共聚體pc的性能，研究結果表明： （ 1 ）鏈轉移劑是控制共聚物分子量影響共聚體pc性能的主要因素之一，在選擇鏈轉移劑zy 、用量為8 aa時的作用效果最佳。
  17. In the second part, we studied the plastic porous probe for ammonia measurement, which was made by methyl methylacrylate. we selected methyl methylacryte ( mma ) as the monomer, diethylene glycol dimethacrylate ( dgdm ) as cross - linking agent and toluene as the inert solvent. the probe was prepared by a copolymerization technique

    第二部分為以甲基丙烯酸甲酯為單體的多孔塑料光纖傳感探頭的研究，在這一部分里，我們以甲基丙烯酸甲酯為單體，雙甲基丙烯酸一縮二乙二醇酯為交聯劑，以甲苯為致孔劑，採用交聯共聚技術制備氨多孔塑料光纖傳感探頭，並將ph熒光指示劑藻紅固定於共聚體中。
  18. Suitable for mma, argon arc, arc gouging welding

    可用於手工電弧焊、氬弧焊、電弧氣刨
  19. Specially for welding of thin and mid - thickness steel ; suitable for mag co2 welding of low carbon steel and low alloy steel inner wire feeder structure ; zx5 series thyristor dc arc welder ac arc welder with single phase moveable coil for sma mma welding ; suitable for welding low carbon steel, low alloy steel ; suitable for welding mid - thickness steel

    可用於所有牌號焊條的直接手工電弧焊接引弧容易，無須用戶調節可遠距離調節焊接電流，便於焊工操作焊機動特性好，性能柔和，電弧穩定焊接熔池平靜，飛濺小，不咬邊，焊縫成形美觀。
  20. General musharraf ' s supporters persuaded ten ppp mps to cross the floor ; but the general was still short of the two - thirds majority he needed to change the constitution, until the mma provided its support

    穆沙拉夫將軍的支持者成功策反了十位ppp的議員，但將軍依然沒有達到足以修變憲法的2 / 3的選票，直到mma支持他為止。
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