l-lactic acid造句

• Study on the culture conditions of l - lactic acid bacteria
  乳酸细菌培养条件的研究
• Effect of chitin on in vivo degradation of poly - l - lactic acid
  甲壳素对左旋聚乳酸体内降解性能的影响
• L - standard specification for virgin poly l - lactic acid resin for surgical implants
  外科植入物用直馏聚
• Studies on paclitaxel - loaded methoxy poly ethylene glycol poly l - lactic acid diblock copolymer nanoparticles
  二嵌段共聚物纳米粒的研究
• The fabrication and fractal study of poly l - lactic acid gradient scaffolds for tissue engineering
  组织工程用聚乳酸梯度支架的制备及分形研究
• Physical property of beta - tricalcium phosphate calcium polyphosphate poly - l - lactic acid composites and its degradation
  聚左旋乳酸复合材料的物理及其降解性能
• Fruit and vegetable juices - enzymatic determination of d - and l - lactic acid lactate content - nad spectrometric method
  水果汁和蔬菜汁. d和l乳酸酯中酶的测定. nadg光谱仪法
• Poly ( l - lactic acid ) ( plla ) is the most typical biodegradable polymer used in bone tissue engineering
  聚乳酸plla是组织工程中常用的支架备选材料，具有很好的生物相容性。
• En 12631 fruit and vegetable juices . enzymatic determination of d - and l - lactic acid lactate content . nad spectrometric method
  水果和蔬菜汁. d和l -乳酸含量酶法测定. nad度谱仪法
• Preparation and characterization of hydroxyapatite collagen poly - l - lactic acid three - dimensional porous reservoir type drug carrier for controlled release
  聚乳酸三维多孔储存式药物控释载体的制备及其表征
• The preparation , modification , and cytocompatibility of poly - l - lactic acid ( plla ) scaffold for cartilage tissue engineering were studied
  研究了聚- l -乳酸( plla )软骨组织工程支架的制备、改性及细胞相容性。
• Its product was relatively pure l - lactic acid . according to the fungus taxonomy , it belongs to hyphomycetales , hyphomycetes , deuteromycotina , eumycota , fungi
  据真菌分类学分类，该菌为真菌门、半知菌亚门、丝孢纲、丝孢目。
• In this paper , a strain was selected with high esterase activity . its characteristics of production and enzymology and separation of l - lactic acid were investigated . through primary screening and rescreening , a fungus , f - 16 , with high esterase activity was selected
  本文选育出了高活性酯酶产生菌株并对该菌体的产酶性质、酶学特性及酶对乳酸乙酯的手性拆分后产物分离作了一定的研究。
• In order to separate the l - lactic acid and lactic acetate , the adsorption chromatography was utilized besides the extraction with ethyl ether . the operation conditions for resin a was initial 15 % lactic acid , ph 6 . 5 , temperature 30 , flow velocity 2 . 28 ml / min taking the condition of optimal enzymatic reaction , the amount of adsorption and natural hydrolyzation of lactic acetate into account
  综合考虑酯酶的最适反应条件、树脂吸附量和乳酸乙酯的自发水解情况，确定酶解底物乳酸乙酯浓度为15 ，上柱条件为； ph值为6 . 5 ，温度为30 ，流速为2 . 28ml min 。
• The major products includes 1 ) food additives : citric acid & its derivatives , l - lactic acid & its derivatives , msg , starch sugar etc ; 2 ) feed additives : lysine & its salts , corn gluten powder etc ; 3 ) bio - energy : fuel ethanol , bio - diesel etc ; 4 ) biochemical products range : bio - ethylene & its derivatives , poly lactic acid ( pla ) bio - degradable plastics , poly lactic acid polymer fiber fabrics etc
  主要产品有柠檬酸及其盐类、 l -乳酸及其衍生物、味精、淀粉糖等食品添加剂；赖氨酸及其盐类、玉米蛋白粉、氨基酸蛋白粉等饲料添加剂；燃料乙醇、生物柴油等生物能源产品；生物乙烯及其衍生物、聚乳酸生物可降解塑料、聚乳酸聚酯纤维布料、无毒绿色溶剂、无毒增塑剂等生物化工系列产品。