查询词典 lactic acid

Formic acid, lactic acid, acetic acid, oxalic acid, menthol, thymol, eucalyptol or camphor are used preferably to chemically synthetised products in cases of infestation with Varroa jacobsoni.

万一受到蜂螨群袭，蚁酸、乳酸、醋酸、草酸、薄荷醇、麝香草酚、桉油精或樟脑的使用优先于化学合成的药品。

The beheviour of four low-molecule weight organic acid lactic acid,hydroxy-acetic acid,mercapto-acetic acid,glyconic acid as iron-containing silicate-aegirines depressants on the hematite direct flotation is investigated in this paper.The results of flota

本文研究了四种小分子有机酸抑制剂乳酸、羟基乙酸、巯基乙酸、葡糖酸在赤铁矿正浮选中对含铁硅酸盐脉石霓石的抑制行为，纯矿物、人工混合矿与实际矿石浮选实验均证明了它们具有良好的选择性抑制作用，可以成功地实现赤铁矿与霓石的浮选分离。

Kinds of organic acids (pyruvic acid, malic acid, lactic acid, acetic acid, citric acid and succinic acid) presented in beer were intensively studied in this paper.

本文以对啤酒质量有重要影响的6种有机酸(丙酮酸、苹果酸、乙酸、乳酸、柠檬酸和琥珀酸)为研究对象，确定了淡爽型啤酒的最佳有机酸组成，并研究了酿造过程中有机酸的变化及影响因素。

Aroma components of Hexylalcohol,Benzeneethanol,Butylalcohol,Pentylalcohol, ethyl acetate, Lactic acid ethylester, Butanedioic acid,diethylester, isopentylacohol acetate, acetic acid hexylester, acetic acid phenethylester, hexanoic acid ethylester, ethyl caprylate, decanoic acid ethylester, octanoic acid, linalool andα-terpineol were identified in former kiwi wine reports.

本试验首次在猕猴桃酒中发现了油酸乙酯，棕榈酸乙酯，9-癸烯酸，肉豆蔻酸乙酯，月桂酸乙酯，香茅醇，法呢醇，异薄荷酮香气物质，目前国内外资料中报道的猕猴桃酒香气物质—己醇，苯乙醇，丁醇，戊醇，乙酸乙酯，乳酸乙酯，琥珀酸二乙酯，乙酸异戊酯，乙酸己酯，乙酸苯乙酯，己酸乙酯，辛酸乙酯，癸酸乙酯，辛酸，芳樟醇，α-松油醇等均在本试验研究中也检测出，并得到证实。

A reverse-phase high performance liquid chromatographic method with C18 Hypersil ODS column for the simultaneous determination of hydroxy acids including lactobionic acid,glycollic acid,tartaric acid,lactic acid,malic acid and citric acid in cosmetics,was studied.

采用反相高效液相色谱法同时测定化妆品中乳糖酸、乙醇酸、酒石酸、乳酸、柠檬酸和苹果酸等6种羟基酸。

Most sugars, organic acids, phenolic acids and most amino acids increased significantly with elevated CO_2. The treatment, 950±50μmol·mol-1 CO_2 enrichment for 6 h every day had more obvious effects than the treatment, 950±50μmol·mol-1 CO_2 enrichment for 3 h every day. Levan, sucrose, arginine, oxalic acid, alanine, malic acid, acetic acid, lactic acid cinnamic acid,ρ- hydroxybenzoic acid and benzoic acid increased significantly.

CO_2施肥黄瓜根系分泌有机酸、氨基酸、糖和酚酸的总量增加，上、下午均施肥的处理分泌数量最多；CO_2施肥显著促进了果聚糖、蔗糖、草酸、苹果酸、乙酸、乳酸、多数氨基酸、肉桂酸、对羟基苯甲酸和苯甲酸等组分的分泌；单位鲜重根系分泌糖和酚酸的数量增加，多数氨基酸保持不变或降低，但有机酸分泌规律不一致。

Chitosan-L-lactic acid composite asymmetric membrane for the regeneration of peripheral nerve was obtained by grafting L-lactic acid onto the amino groups in chitosan without any chemical initiator combined vacuum freezer drier.

对不使用任何化学引发剂在真空下使壳聚糖与L-乳酸接枝共聚进行研究，结合真空冷冻干燥工艺制备一种用于周围神经再生的复合不对称膜材料。

Chitosan-L-lactic acid composite asymmetric membrane for the regeneration of peripheral nerve was obtained by grafting L-lactic acid onto the amino groups in chitosan without any chemical initiator combined vacuum freezer drier.

摘 要：对不使用任何化学引发剂在真空下使壳聚糖与L-乳酸接枝共聚进行研究，结合真空冷冻干燥工艺制备一种用于周围神经再生的复合不对称膜材料。

Natural fermentation of corn in the process of lactic acid bacteria as the most important advantage of strain, the article on lactic acid fermentation process in detail the analytical results show that: from chemical constituents, the ferment of lower ash, soluble sugar, fat content, protein, starch proportion cases raising; from the structure of starch, amylose fermentation in the increase, in molecular weight amylopectin rice amylopectin close to the molecular weight of the development.

在玉米米粉制作的过程中，发酵的方法能改良玉米的性质使其具有可加工性、改善玉米的不良风味。玉米自然发酵的过程中，乳酸菌为最主要的优势作用菌种。对乳酸菌发酵的过程进行详细的解析表明：从化学成分上来讲，发酵作用降低了灰分、可溶性糖、脂肪的含量，使蛋白质、淀粉所占比例提高；从淀粉结构来讲，发酵使直链淀粉含量增加，支链淀粉分子量朝着接近大米支链淀粉分子量的范围发展。

The L-lactic acid production by anaerobic fermentation of lactic acid bacteria was studied.

1前言发酵法生产L-乳酸的菌种主要有乳酸杆菌属和根霉属[1]。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。