变酸

Many young people Aihe carbonated drinks, a female models hearsay that the bubble has to drink carbonated drinks to remove food residue, Huang Banya white, she also依样画葫芦, but also etching of teeth , The shape of teeth becomes almost broken.

不少年轻人爱喝碳酸饮料，有一名女模特儿道听途说，认为喝有气泡的碳酸饮料能去除食物残渣，让黄板牙变白，她也依样画葫芦，后来也出现酸蚀性牙齿，牙齿形状差点就变得破碎。

The result of experiment shows that the hardness will increase and the plating rate will decrease with the rising of concentration ratio of nickel sulfate and hypophosphite.

最后的试验结果表明，在其它条件不变的情况下，随着镍磷摩尔浓度比的增大，镀层硬度逐渐上升，而镀速逐渐下降；在其它条件不变的情况下，随着丙酸浓度的增加，平均镀速有所上升，而硬度先上升，达到一个最大值后开始下降。

The influence of sulphonated naphthalene formaldehyde condensates,polycarboxylic series(SR3),aminosulfonic acid-based series on rheology of sulphoaluminate cement paste is investigated.

利用缓凝剂有效控制了硫铝酸盐水泥的凝结时间；利用浆体稳定剂成功解决了水泥净浆的板结、泌水问题；从浆体流变学角度研究了外加剂—硫铝酸盐水泥浆体体系稳定性。

During the preparation, when the water was used as solvent, the sodium stearate is dispersed by the acid-base neutralization reaction between sodium silicate and stearic acid in water solution, and is encapsuled by the reverse reaction; while when the alcohol/water mixed solution was used, the dispersion and encapsulation of the stearic acid is accomplished via esterification and hydrolysis in alcohol/water solvent.

具体为：以水为溶剂时，利用十八烷酸与水玻璃间发生的酸碱正反应解决其分散问题，而利用其逆反应完成相变材料的包裹，以乙醇／水为混合溶剂时，则利用其酯化、水解双向反应分别完成十八烷酸的分散、包裹过程。

The method and affecting factors of transforming alkaline pulp black liquor into acid precipitating lignin by means of acid fermentation with acidproduction yeast BLY-land SSY-6 were investigated.

探讨了用产酸酵母菌BLY-1和SSY-6对碱法造纸黑液进行产酸发酵，使黑液由碱性变酸性，进而沉淀分离木质素的方法和影响因素。

A copper - containing enzyme of plant and animal tissues that catalyzes the production of melanin and other pigments from tyrosine by oxidation,as in the blackening of a peel ed or sliced potato exposed to air.

酪氨酸酶动植物组织中一种含铜的酶，用氧化的方式催化，从酪氨酸中产生黑色素或其它色素，如在削皮的或削成片的土豆暴露在空气里变黑的过程

A copper - containing enzyme of plant and animal tissues that catalyzes the production of melanin and other pigments from tyrosine by oxidation,as in the blackening of a peeled or sliced potato exposed to air.

酪氨酸□动植物组织中一种含铜的□，用氧化的方式催化，从酪氨酸中产生黑色素或其它色素，如在削皮的或削成片的土豆暴露在空气里变黑的过程

A novel microemulsion was prepared to increase the solubility and enhace the in vitro transdermal delivery of OXA. For the microemulsions, types of oil phase, surfactants, cosurfactant were chosen and the double-distilled water was purified as water phase.

奥沙普秦玻璃酸钠凝胶的流变学实验结果显示，药物玻璃酸钠凝胶具有假塑性流体特性，在低剪切频率时具有较高的黏度，而在高剪切频率时具有较低的黏度，有利于制剂在皮肤表面的涂布和黏附。

Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red.

酸是一种化合物，它在溶于水时具有强烈的气味和对金属的腐蚀性，并且能酸是一种化合物够使某些蓝色植物染料变红。

Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red.

酸是一种化合酸是一种化合它在溶于水时具有强烈的气味和对金属的腐蚀性，并且能够使某些蓝色植物染料变红。

At the rear was an innovative combination transaxle with the gearbox, clutch, differential, and inboard-mounted drum brakes.

在后面是与变速箱，离合器，差的创新结合变速，和内侧安装鼓式制动器。

For more people can apprecaite and have the master work, there is reproduction painting appears in the market, the large various selection of paint,the high saturation of color plus the plentiful sfumato, to make the reproduction perfect copy and detail as original painting, so as to meet the requirment of amateurs who love art paintings,they do not need to pay high price to get classical paintings.

颜料色域广，色彩饱和度高，色彩层次丰富，图像色彩还原真实，能完美的复制原作，满足艺术爱好者欣赏，艺术爱好者们不用支付昂贵的价格就能拥有经典油画。