脱水
- 与 脱水 相关的网络例句 [注:此内容来源于网络,仅供参考]
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By mean of dehydration and adsorption of water experiments, it is found thatn it is porous ion crystal, and is able to adsorb small molecules such as water molecules selectively.
用X-粉末衍射对晶体进行脱水和吸水实验,其结果表明该化合物为一透气型离子结晶,能够在干燥条件下失去水分子,在潮湿条件下吸附水分子,而本身分子结构不发生变化。
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It was found that halite was closely cemented with soil particles, thenardite (Na_2SO_4) was transformed from mirabilite (NasSO_4·VlOH_2O) by dehydration, and the glanberite [Na_2Ca (SO_4)_2] was formed by calcium sulfate and sodium sulfate. These salt crystals separated were clear, without any mixture.
扫描电子显微镜的照片,展示出某些盐类结晶的自然特征,它们是:与土粒胶结紧密的石盐、由芒硝(Na_2SO_4·10H_2O)脱水转变成的无水芒硝(Na_2SO_4)、或由硫酸钠、硫酸钙形成的复盐——钙芒硝Na_2Ca(SO_4)_2。
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Methods 4-Hydroxy- benzonitrile was treated with sodium hydrogen sulfide and anhydrous magnesium chloride in dimethyl formamide to give thioamide, which was then directly cyclized with ethyl 2-chloroacetoacetate without separation to give ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(2) in one-pot; then 2 was formylated with Duff reaction adopting hexamethylenetetramine in trifluoroacetic acid to give ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(3); finally, the target compound was obtained by the treatment of 3 with hydroxylamine hydrochloride and sodium formate in formic acid.
采用&一勺烩&方法,以4-羟基苯甲腈为起始原料,首先与硫氢化钠和无水氯化镁在N,N-二甲基甲酰胺中反应,所得中间体不经分离,直接加入2-氯乙酰乙酸乙酯进行环合反应,得到2-(4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯(2);然后通过六亚甲基四胺/三氟乙酸进行Duff反应,得到2-(3-甲酰基-4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯(3);再经盐酸羟胺/甲酸/甲酸钠体系脱水得到目标化合物。
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At 1st、2nd、3rd months after surgery the rats were killed respectively and the implanted tibiae were got , the tissue samples were fixed with 10% Formaldehyde soaked and 8% formic acid was used to dissolve the calcium for 10 days.
于种植术后1个月、2个月、3个月时,取出带种植体的胫骨,取下的标本立即放入10%甲醛缓冲溶液固定、经过8%甲酸溶液脱钙、梯度酒精脱水后,制作HE染色的组织学切片,做光镜及骨组织的形态计量学观察。
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Compared with the sample of higher cation, the sample of higher molecular weight in the treatment is more important. After treatment, COD of wastewater can be reduced by 74%~77% and the transmittancy can reach 92%~99%. The formed floc. is solid and can easily be dewatered.
对废纸再生造纸废水的处理使上清液COD去除率达74%~77%,透过率达92%~99%,均超过作对比用的进口产品的处理效果,且下层絮体较大、坚韧、易于脱水。
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Methods:Dehydration of D-mannitol,followed by a reaction sequence of selective protection,benzylation,deprotection,tritylation,benzylation and removal of the trityl group,afforded the title compound.
以D-甘露醇为原料构建2,5-脱水-3,4,6-O-三苄基-D-葡萄糖醇的手性分子骨架,通过选择性地对多羟基的保护和脱保护达到对产物分离的目的。
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It is much higher than those leading levels attained by those companys abroad (about 2.5-3×l0~6kcal per ton of pigment TiO2). But 74.95% of the heat is uneconomically comsumed in vaporation of water or lost with flue gas.
其中用于窑内蒸发脱水和尾气带走的余热便高达24万千卡/吨钛白,占总热耗的74.5%,实际用于偏钛酸分解、晶形转变的热能只有25%左右。
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The fresh dewater digested sludge of municipal wastewater treatment plant was suited for vaccinal sludge at the startup of anaerobic reactor and the concentration should not be less 10mg/L; the COD of feed wastewater should be lower than 5000mg/L, and VOL was 20 percent of total VOL; the alkalinity of effluent should be more than 3000mg/L; on the condition of the COD removed 80% can the VOL be elevated.
反应器启动时接种污泥可以选用城市污水处理厂新鲜的脱水消化污泥,浓度不低于10mg/L;进水有机物浓度不高于5000mg/L,容积负荷为满负荷的20%;出水碱度要高于3000mg/L,温度稳定;在有机物的降解率达到80%后再提高负荷。
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Raffinose family oligosaccharides are among the most widespread low_molecu lar_mass α_galactosides in seeds, mainly includes raffinose, stachyose, verbascose.
许多植物正常性种子的发育伴随着棉子糖半乳糖苷系列寡糖的累积,这些糖的累积已被认为在种子脱水耐性获得、种子活力、糖的运输及植物的抗冷驯化等过程
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In order to improve the efficiency of dust-catching,the webby evaporator is added to the converter, also the machinery and performance of the webby evaporator is optimized,so the reclaiming of the gas is increased from 30Nm3/tG to 75Nm3/tG, and the dust capacity is reduced from 250~300mg/Nm3 to 80~100mg/Nm3, the environment is improved,the purpose to save energy and depress cost is achieved.
为了提高除尘效率,在转炉上设计增加丝网脱水器,并对其结构及设备性能参数等方面进行优化设计,使煤气的回收量由30Nm3/tG增加到75Nm3/tG,煤气含尘量由250~300mg/Nm3降到80~100mg/Nm3,改善了大气环境,达到了节能降耗的目的。
- 推荐网络例句
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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).
呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。
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The cost of moving grain food products was unchanged from May, but year over year are up 8%.
粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。
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However, to get a true quote, you will need to provide detailed personal and financial information.
然而,要让一个真正的引用,你需要提供详细的个人和财务信息。