查询词典 alcohol acid

The influence of acrylic acid and tetradecyl alcohol, amount of catalyst and inhibitor, reaction temperature, reaction time were investigated.

探讨了丙烯酸与十四醇摩尔比，催化剂和阻聚剂的用量、反应温度及反应时间对酯化反应的影响。

A method for producing fatty acid alkyl esters and/or glycerin comprising a step of bringing a fat or oil into contact with an alcohol in the presence of a catalyst, wherein the catalyst is at least one catalyst selected from the group consisting of the following to: a metal oxide having an ilmenite structure and/or a slyrankite structure; an oxide containing a metallic element belonging to the Group 12 and a metallic element belonging to the Group 4; a mixed oxide containing a metallic element belonging to the Group 12 and a tetravalent transition metallic element; a metal oxide containing zirconium and at least one metallic element selected from the group consisting of metallic elements belonging to the Groups 4, 5 and 8; and a metal oxide containing anatase type titanium oxide and/or rutile type titanium oxide, and the metal oxide containing a sulfur component of 700 ppm or less.

脂肪酸烷基酯和/或甘油的制造方法包括在催化剂的存在下使脂肪或油与醇接触的步骤，其中，所述催化剂是选自由下列～所组成的组中的至少一种催化剂：具有钛铁矿结构和/或斯里兰卡石结构的金属氧化物；含有属于第12族的金属元素和属于第4族的金属元素的氧化物；含有属于第12族的金属元素和四价过渡金属元素的混合氧化物；含有锆和选自由属于第4、5和8族的金属元素所组成的组中的至少一种金属元素的金属氧化物；和含有锐钛矿型氧化钛和/或金红石型氧化钛的金属氧化物，并且所述金属氧化物含有的硫成分为700ppm以下。

Method］ Alcohol solvent extraction method was used to extract the total extract of Thermopsis lanceolata, and it was treated by acid-soluble and alkalization. Then chloroform was used to extract the total alkaloids. Finally, GC-MS was used to analyze and identify the chemical composition.

方法］采用醇类溶剂提取法，提出披针叶黄华总浸膏，经酸溶、碱化处理，再用氯仿萃取出总生物碱，利用GC-MS法对其化学成分进行分析鉴定。

The methanol contents of carambola wine fermented from fresh and frozen carambola juice were 33 and 74 ppm respectively. The alcohol content, soluble solid, specificity gravity, pH and titrable acid are almost the same during the fermentation of carambola juice and puree, the methanol content of the must would increase as the fermentation progressing. The methanol content of the wine fermented from carambola juice and carambola puree were 74 and 256 ppm respectively, so the separation of the pulp from carambola puree can decrease the methanol content efficiently in carambola winemaking.

新鲜及冷冻杨桃汁经发酵后，甲醇含量分别为33及74 ppm，杨桃汁与杨桃泥在发酵期间其酒精度、可溶性固形物、比重、pH、可滴定酸的变化情形相似，而甲醇则随著发酵时间增加而增加，杨桃汁及杨桃泥所酿造之杨桃酒其甲醇量分别为74 及256 ppm，结果显示杨桃发酵前汁渣分离将可有效降低杨桃酿造酒中甲醇含量。

During storage, activities of sucrose invertases and PPO increased gradually, titratable acid, alcohol and reducing sugar contents increased, while sucrose and soluble sugar contents decreased.

甘蔗在贮藏过程中蔗糖转化酶和多酚氧化酶活性不断提高，滴定酸、酒精和还原糖含量逐渐增加，而蔗糖和可溶性总糖含量逐渐减少。

Aim to the application purpose of all-solid state electrochromic device and electronic link materials, which are prepared on flexible substrate. The tungstenic acid sols doped with PEO, MoO_3 and the PEO6000 nano-sized composite Ni_2 sols were prepared by ionic- changing and alcohol salt hydrolyzing technology of sol-gel method.

本论文以全固态的电致变色显示器件和柔性基板电子墨水显示材料为应用目标，采用溶胶-凝胶技术中的离子交换法和醇盐水解法分别制备了PEO、MoO_3掺杂的钨酸溶胶和PEO掺杂Ni_2的复合溶胶体系。

Comparison was synthesized from undecylenic acid and iso-propyl alcohol over HPWA-SBA-15. Comparison was made among different catalysts, and influence of composition and repeated use of the catalyst were investigated.

将该催化剂用於催化以十一碳烯与异丙醇为原料合成十一碳烯酸异丙酯，进行了不同催化剂化剂的对比实验以及催化剂组成和重复使用的考察。

On sand packs consisting of 100 cm~3 quartz of particle size 0.3—0.6 mm, 2 mL kerosene, 1 mL produced water and several drops of isopropyl alcohol, the formulation of LFAR sand consolidation fluid is studied on the basis of the experimental data of compression strength and permeability of the consolidated sand packs and established as follows: 5.0 g LFAR; 0.5 g paratoluene sulfonic acid as curing agent; 5.0 g butyl acet...

在由100cm3粒径0.3～0.6mm的石英砂、2mL煤油、1mL油田污水、几滴异丙醇组成的固砂模型上，根据固结砂的抗压强度和渗透率筛选出了糠醇聚合物固砂剂各组分的用量：糠醇聚合物5g，固化剂对甲苯磺酸0.5g，稀释剂醋酸丁酯5g，后固化剂NaCl+HCl溶液100mL，预冲洗液80mL，后冲洗液80mL。

An alcohol solution containing 10% sulfuric acid was used for colouration in the way of sprayin.

结论该方法准确、简便，可为白术的目的建立白术薄层色谱鉴别方法。

Cleaning Equipment Series: floor cleaning machine; polishing machine; Stone refurbished machine; vacuum suction machine; portable polishing machine; three-speed fan; clean cars; room service vehicles; pressing water; Hand Dryer; cleaning supplies Series: Titanium, stainless steel cup smoke; mats; elevator pad; mop; dust pushed; Blade; push of water; Tu traps; glass blowing; telescopic rod; notice boards; safety rope; belts; hanging plate; self-locking device; large Volume carton; towel carton; automatic fragrance machine; soap dispenser; watering can; sprayer; mobile cleaning basket; scouring pad; plastic mats, wear-resistant floor mats, anti-skid mats, composite mats, spinning and mats, floor mats Polaroid United States, Qualcomm mats cleaning agent at the end of series: air fresheners;§à; hand sanitizer; disinfectants; surface wax; at the end of wax; maintenance wax; furniture wax; wood floor wax; free throw wax ; from wax water; low foam carpet water; carpet stains in addition to agent; of foam agent; electrostatic dust lead agent; Degreaser; derusting agent; In addition to gel; wall cleaning agent; acidic, alkaline cleaning agents; washed stone water; bathroom cleaners; cement ash agent;àagent; aromatic ball; Bi Livzon; hundred Livzon; rub silver paste; rubbed copper water; stainless steel brightener; aluminum brightener; crystal hard powder; K2, K3 powder; Stone derusting agent; stone care agent; clean and bright daily sundry goods series: indoor and outdoor environmental dustbin; the garbage bin; debris barrels; buckets; radius wastepaper basket; trash bag; folding ladder; Human word ladder; Block 1 meter Benchmarking; peracetic acid; 84 fluid; alcohol; Laisu water; hydrochloride; distempers Mastics thinner; cleaning Ling; detergent; floor brush; Dunbur;ó; broom; dustpan;§°brush; Paper Chuai son; push snow shovel; towel; toilet paper; gloves; scouring pad; sandalwood; clean ball; wire cotton; labor supplies; cleaning service

钛金、不锈钢烟盅；地垫；电梯垫；地拖；尘推；铲刀；推水器；涂水器；玻璃刮；伸缩杆；告示牌；安全绳；安全带；吊板；自锁器；大卷纸盒；擦手纸盒；自动飘香机；皂液器；喷壶；喷雾器；手提清洁篮；百洁垫；塑胶地垫、耐磨地垫，防滑地垫，复合地垫，喷丝地垫，宝丽美地垫，通底地垫空气清新剂；玻璃清洁剂；洗手液；消毒剂；面蜡；底蜡；保养蜡；家私蜡；木地板蜡；免抛蜡；起蜡水；高低泡地毯水；地毯除渍剂；化泡剂；静电牵尘剂；除油剂；除锈剂；除胶剂；外墙清洁剂；酸性、碱性清洁剂；洗石水；浴室清洁剂；水泥除灰剂；洁厕剂；芳香球；碧丽珠；百丽珠；擦银膏；擦铜水；不锈钢光亮剂；铝品光亮剂；晶硬粉；K2、K3粉；石材除锈剂；石材护理剂；洁而亮室内、外环保垃圾桶；果皮箱；杂物桶；水桶；方圆纸篓；垃圾袋；折叠梯；人字梯；1米线标杆座；过氧乙酸；84液；酒精；来苏水；盐酸；硝基漆稀料；洗洁灵；洗衣粉；地板刷；墩布；笤帚；扫帚；簸箕；恭桶刷；皮揣子；推雪铲；毛巾；卫生纸；手套；百洁布；檀香；清洁球；钢丝棉；劳保用品；保洁服

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。