外高桥发电有限责任公司2号机组炉水采用氢氧化钠处理前期,炉水氢电导率和氯离子含量时有超标现象。
In the early stage of caustic treatment for the No. 2 unit of Shanghai Waigaoqiao Power Generation Co. , Ltd.
因此,氢氧化钠是在这项工作中所使用的预处理苎麻纤维。
Thus, sodium hydroxide was used in this work for the pretreatment of ramie fiber.
纱线或织物经过处理之后,要在张力状态下经过几次水洗以除去氢氧化钠。
After treatment of yarns or cloth, the sodium hydroxide is removed by several washes under tension.
采用氢氧化钠和双氧水溶解羊毛制得可溶性角蛋白溶液,再对经高碘酸钠选择性氧化的棉纤维进行处理。
Keratin solution, prepared by dissolving the wool fibers in the sodium hydroxide solution and peroxide solution, was used to threat the cotton fibers oxidised by sodium periodate.
丝光过程中,纱线或织物在室温条件下保持一定张力由氢氧化钠溶液处理,溶液的浓度为15% - 30%。
In the mercerizing process, yarn or cloth is treated under tension at room temperature with a sodium hydroxide solution that may vary in strength from 15 to 30 percent.
在污水结垢机理和软化处理研究的基础上,确定了氢氧化钠沉淀法进行水质软化处理的工艺。
On the basis of studying the mechanism of sewage scaling and its softening treatment, the technique for water quality soft process with sodium hydroxide precipitation method is determined.
处理完后用水擦洗木材表面,并用弱酸(如1.2%的醋酸或草酸)溶液中和氢氧化钠,再用水擦洗干净。
Processing after wood surface, and scrub with water dilute (such as 1.2% acetic acid or oxalic acid) solution and sodium hydroxide, scrub with water clean again.
研究了稻草粉经氯化钠预处理后加氢氧化钠高温蒸煮提取木聚糖,然后再加酶水解生产低聚木糖的工艺路线。
The process for preparing xylooligosaccharides from the powder of rice straw pretreated by NaCl, then soaked within NaOH was reported in this paper.
用1%的氢氧化钠水溶液处理带有芳酰氧基的1,3 -丙二酮衍生物可以直接得到A环带有羟基的黄酮化合物。
Treatment of 1, 3-diketones containing benzoyloxy group in 1% aqueous sodium hydroxide can afford directly the corresponding ring-A hydroxylated flavone.
采用机械破碎、酸法蒸煮、氢氧化钠溶液碱法蒸煮、氨水处理和蒸汽爆破等五种不同物理和化学方法对剑麻纤维进行处理。
Sisal fibers were pretreated by different technique as acid cooking, alkali cooking, mechanical crushing, ammonia liquor-swelling and steam exposition.
结果表明:先用磷酸酸洗,再用氢氧化钠、磷酸三钠、碳酸钠溶液碱洗的预处理方案得到的转化膜耐腐蚀性能最优。
The results show that corrosion resistance of the stannate conversion coating pretreated as following process: acid pickled by phosphate first, then alkaline pickled by s...
酸处理红辉沸石-氢氧化钠-铝酸钠-水的水热反应体系中,反应混合物的室温陈化是制备纯x型沸石的关键。
In the hydrothermal reaction system of acid-treated stellerite-NaOH-NaAlO2-H2O, the ageing of the reaction mixture in room temperature is the key for the preparation of pure X-zeolite.
酸处理红辉沸石-氢氧化钠-铝酸钠-水的水热反应体系中,反应混合物的室温陈化是制备纯x型沸石的关键。
In the hydrothermal reaction system of acid-treated stellerite-NaOH-NaAlO2-H2O, the ageing of the reaction mixture in room temperature is the key for the preparation of pure X-zeolite.
应用推荐