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- Lipase,cellulase and xylanase were mixed in certain ratio and used for deinking of the old newspaper(ONP). 将脂肪酶和纤维素酶/木聚糖酶以不同比例混合用于旧报纸(ONP)的脱墨实验。
- Export occupies considerable proportion of China's GDP and foreign investment absorption also makes a certain ratio of the social fixed assets investment. 外贸出口在我国国内生产总值中已占有相当大的比重，吸收外商投资也占全社会固定资产投资一定比重。
- China, Japan, Korea, Singapore and Thailand could agree to pool some of their reserves in a certain ratio into a basket of currencies to issue a bond. 中国、日本、韩国、新加坡和泰国可以同意按一定比例将其部分储备汇集在一起，配置于一篮子货币中，用于发行债券。
- Firstly,active carbon is added into dry wine according to a certain ratio to adsorb involatile substances such as tannin and pigment. 首先按一定比例在葡萄酒中加入活性炭吸附葡萄酒中单宁、色素等不挥发性物质,酒液经过聚偏氟乙烯微孔滤膜过滤得澄清无色溶液。
- The mixture of PET, ethylene glycol and catalyst with a certain ratio depolymerized under the condition of infrared and microwave. 将废PET，乙二醇，催化剂按一定配比混合并在红外和微波复合条件下进行解聚。
- When added in certain ratio, their combined effect is found to be very effective.A.C. impedance also shows that the pore rate of mortar is red... 钢筋／砂浆的交流阻抗结果还表明，三元复合缓蚀剂的加入能改善水泥砂浆的微观结构，降低其孔隙率。
- Abstract: Poris cocos was crashed and extracted，the extract was then mixed with wine at a certain ratio to obtain Poris cocos wine featured by nice taste and rich nutrients. 摘要： 将茯苓粉碎，利用浸提法提取其中的有效成分，提取后的溶液与葡萄酒按比例调配制成一种味道甘甜醇美、营养丰富的茯苓葡萄酒。
- Ants and Lycium chinense were separately heated and extracted to prepare nutritive liquids, which were in turn mixed at a certain ratio to give a compounded nutritional beverage. 以蚂蚁、枸杞子为主要原料,经分别加热浸提制备营养液,然后按一定比例进行混合。
- The test result showed that the antiseptic effect was obvious and sikworm grew and developed well, when sorbic acid and propionic acid were added in certain ratio in the feed. 试验表明：在家蚕人工饲料中采用山梨酸与丙酸按一定比例复合添加，防腐效果明显，家蚕生长良好。
- The Pb(Zr0.52T0.48)O3(PZT) nanopowder was made by the sol-gel method. Adding the nanopowder with certain ratio to the homo-compositive PZT sol, the PZT film was successfully deposited on ITO glass. 采用溶胶-凝胶方法制备Pb(Zr0.;52Ti0
- To utilize two properties of fly ash as grinding acid and admixture, it can be grinded in a certain ratio in primary mill and secondary mill separat ely to get a certain improvement in cement production, cement quality and the ad dition amount of fly ash. 利用粉煤灰可以作助磨剂和混合材的2种特性,在生产复合硅酸盐水泥时将粉煤灰按一定比例分别在一级磨和二级磨中粉磨,使水泥磨产量、出磨水泥质量、粉煤灰掺量都有一定程度的提高。
- By using different denich, polyacrylonitrile fibre of the same length blended in certain ratio, its woolen feeling will be increased, the cost reduced and economic efficiency raised. 利用不同旦数、相同长度的腈纶纤维,选择一定比例进行混纺,达到增加产品的毛性感和降低成本提高经济效益的目的。
- The inhibitor mixed by using imidazoline and another assistant with a certain ratio showed a good function in the simulated corrosion environment of the overhead of amine liquid regenerator. 在模拟胺液再生塔塔顶介质条件下对缓蚀剂缓蚀性能进行了评价,经复配后的咪唑啉缓蚀剂在该环境中具有良好的缓蚀性能。
- Given the traditional ceramic firing technique is extremely complex, from the local Juequ quartz, feldspar, clay and other raw materials, according to a certain ratio of material processed into mud. 定瓷传统烧制技艺极其复杂，从当地掘取石英、长石、黏土等原料，按一定配比加工成泥料。
- The novel unrolls the history of a certain woman. 那本小说揭露了某个女子的过去。
- She was certain that the young man had gone mad. 她确信那个年轻人已经发疯。
- I can't say for certain when he will arrive. 我说不准他什么时候会来。
- I felt a certain indisposition to face reality. 我多少有些不愿意面对现实。
- It's certain that every effect must have a cause. 无疑，每个结果必定有其原因。
- Make certain you know what time the train goes. 你要弄清楚火车什么时候开。
