例如:在去除水锈时,可用含有次硫酸钠的溶液代替去垢剂冲洗步骤。
For example, when removing rouge, solutions containing sodium hydrosulfite can be substituted for the detergent wash step of the procedure.
第一次和第二次的全国硫酸遵守协议,已在2007年罗地亚公司和杜邦公司宣称。
The first and second nationwide sulfuric acid compliance agreements were announced in 2007 with Rhodia Inc. and Dupont.
第二个氧化峰是硫酸铋膜底层铋的二次氧化,其产物为非晶态的铋的氧化物或水合物。
The second oxidation peak is the second oxidation of bismuth under the bismuth sulphate film. The oxidation product is non-crystalline.
当硫酸流加次数达到7次时,桂醇甲酯的合成产率可达87.6%。
When adding times reach seven, the synthesis rate of CMF increase to 87.6%.
用硫酸亚铁的效果与用硫酸亚铁胺的效果相差不大,且前者价格便宜,使用中不会造成二次污染;
There were no apparent different effects between using ferrous sulfate and using ferrous ammonium sulfate, the former was much cheaper and no secondary pollution.
萃余液经一次性蒸发浓缩,可得到质量分数80%以上的硫酸。
The extraction raffinate can be concentrated by one-stage evaporation to obtain sulfuric acid with 80% of mass fraction.
影响能见度的空气污染因子,不仅包括一次源,还应包括经由气-粒转化化学反应而产生的硫酸盐、硝酸盐等二次污染粒子。
Air pollution factors include sulfate or nitrate second particles derived from gas-to-particle transformation as well as original particles.
采用二次回归旋转正交组合实验设计方法,探讨了魔芋葡甘聚糖凝胶珠的硫酸酯化修饰的最优化工艺条件。
The optimal technical conditions for sulfated modification of konjac glucomannan gel beads were (investigated) by the quadratic regression rotatable orthogonal design.
在硫酸盐还原作用下已经固定在污泥中的重金属,可能会由于污泥的氧化而二次释放。
Heavy metals originally immobilized by sulfate reduction in sludge barrier may be released out secondarily because of the oxidation of sludge.
使用“甲醛次硫酸氢钠”能改善食品的外观和口感,粉丝放入甲醛次硫酸氢钠可使其变得韧性好、爽滑可口、不易煮烂。
The use of "formaldehyde sulfoxylate" can improve the appearance and taste of food. fans into formaldehyde sulfoxylate can make it tough, Smoothness and delicious, not white.
对于龙口粉丝出现甲醛次硫酸氢钠事件,南京市工商局市场处的相关人士提醒市民在购买龙口粉丝的时候一定要看清生产厂家。
For the fans there Longkou formaldehyde sodium bisulfate, Nanjing Industry and the relevant market Longkou fans who buy the time to remind the public to see manufacturers.
用于硫酸生产二次转化进出口气体中微量二氧化硫含量的测定,效果较好。
It's used to measure micro sulphur dioxide of gases at the inlet and outlet of the second stage conversion in sulphuric acid production with satisfactory results.
大家知道著名的科学家爱迪生一生共花费了整整十个年头,经历五万次左右的试验,才把容易腐蚀的铜硫酸电池改造成蓄电池。
It's well-known that famous scientist Edison in life spent a full-ten year and conducted about 50000 experiments to change an easily-eroded copper-vitriol battery into an accumulator.
报道了采用十二烷基硫酸钠进行磁性颗粒的二次改性通过胶溶法制备稳定的磁流体。
The preparation of stable magnetic fluid by the way of gel with using C12H23OSO3Na is introduced.
本文介绍了以废次烟叶为原料,采用新型萃取剂gtm—2 0,提取生产硫酸烟碱的新方法。
New method for the production of nicotine sulfate from inferior tobacco leaf and by new pattern extraction have been investigated.
本文介绍了以废次烟叶为原料,采用新型萃取剂gtm—2 0,提取生产硫酸烟碱的新方法。
New method for the production of nicotine sulfate from inferior tobacco leaf and by new pattern extraction have been investigated.
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