和硫
- 与 和硫 相关的网络例句 [注:此内容来源于网络,仅供参考]
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ABSTRACT nine fitted with rumen fistula proximal duodenum and the Inner Mongolia Cashmere Goats Jieyang (about 2 years old) were randomly divided into 3 groups, respectively fed nitrogen and sulfur than the same sulfur different sources (for sulfur, sulfide sodium and sodium sulfate), three kinds of diet, digestion and metabolism test and determination of chyme liquidity to explore different inorganic sulfur and nitrogen and sulfur deposition of sulfur circulation.
选用9 只装有瘤胃和十二指肠近端瘘管的内蒙古白绒山羊羯羊(2 周岁左右),随机分成3组,分别饲喂氮硫比相同而硫源不同(分别为硫磺、硫化钠和硫酸钠)的3 种日粮,进行消化代谢试验和测定食糜流通量,以探讨不同无机硫对氮和硫的沉积量以及硫的流通规律。
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The external scale of cobalt sulfide and yttrium oxide-surfide particles in the inner scale were found respectively after corrasion in Pa .!$+ lo-'' Pa Q. Beneath the external scale, a region of internal sulfidation-oxidation of yttrium was also present. The comion pduct in lo-' Pa .!$+ 10-l5 Pa Q was only a very thin surface layer of yttrium oxysulfide and an internal oxidation zone of yttrium.
并有助于降低纯Co的腐蚀速率,10^02Pa硫压下,合金表面形成的腐蚀产物为多层、以为硫化钴,中间层为由两金属化合物怕成分复杂的混合物层,最内层是由氧和硫引起的Y的内腐蚀区;在10^-3Pa硫压下,合金没有形成外层硫钴,仅在表面形成较薄的Y的硫氧化物,其下为Y的内氧化区。
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The method comprises:(1) weighing lead acetate hexahydrate and thioacetamide, and preparing aqueous solutions respectively, so that the concentration ratio of Pd2+ to S is 1:(1-4);(2) adding acetic acid into thioacetamide solution to adjust the pH value to 2-4;(3) adding poly surfactant into lead acetate solution, ultrasonicating to mix uniformly and obtain a colorless and transparent sol;(4) mixing the sol and thioacetamide solution;(5) placing the mixed solution in a sealed container, irradiating by 2.5 MeV and 40 mA electron accelerator with irradiation dose of 25-40 Mrad;(6) washing the product, centrifuging for separation, and drying to obtain black PdS nanoparticles.
本发明方法的工艺过程如下:首先称取一定量的六水合醋酸铅和硫代乙酰胺,各自配制成水溶液,其浓度比为使其中的铅离子浓度与硫原子浓度的比例为1∶1~1∶4;在硫代乙酰胺溶液中加入适量醋酸调节其pH值至2~4;醋酸铅溶液中加入少量表面活性剂聚乙烯醇,然后超声振荡,混合均匀,制成无色透明溶胶;随后将溶胶与上述的硫代乙酰胺溶液混合;将该混合液置于密闭容器中,并将其放置于2.5MeV、40mA的电子加速器产生的电子束辐照下进行辐照处理,其辐照剂量为25~40Mrad;然后将反应生成物清洗,并用高速离心机离心分离,然后干燥,最终得到黑色纳米硫化铅颗粒。
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Chapter 4 describes the synthesis, structural characterization and properties of anovel organic-inorganic hybrid compound, F〓〓BEDT-TTF =bis(ethylenedithiotetrathiafulvalene, which has been synthesized through thereaction of the pre-intercalate Fe〓PS〓〓(phen = 1.10-phenanthroline) with〓 Compared with the pristine FePS〓, the lattice spacing isexpanded by about 4.0〓, indicating that the molecular ring plane of BEDT-TTF isarranged parallel to the layer of the host.
通过红外光谱推测客体BEDT-TTF在层间以中性状态存在。X-线光电子能谱揭示在夹层化合物Fe〓PS〓〓中磷原子和硫原子在硫代亚磷酸根负离子簇中各存在两种化合价态,其中一种价态与纯主体或预夹层化合物〓〓中的磷原子和硫原子价态一致,而另一种价态却比纯主体FePS〓或预夹层化合物Fe〓中的磷原子和硫原子价态高。
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Besides, it can degrade the sulfur in phenyl sulfide and dodecanethiol.
除此之外,它还可以脱除苯硫醚和硫醇类含硫化合物中的硫。
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Analysis of the material change, garlic cells bioactive aliphatic thio cysteine sulfoxide and thiosulfate propenyl cysteine sulfoxide sulfur compounds in garlic, such as the role of enzymes, the generation of thiobarbituric acid sub - ester, propylene-based thiosulfinates, allyl thiosulfinates as garlic pigment precursor substances, and further changes occurred in the green garlic.
从物质变化分析,大蒜细胞中的生物活性物质硫代脂肪族半胱氨酸亚砜和硫代丙烯基半胱氨酸亚砜等含硫化合物在蒜酶的作用下,生成硫代亚磺酸酯、丙烯基硫代亚磺酸酯、烯丙基硫代亚磺酸酯,作为大蒜色素物质的前体,进一步发生大蒜绿变。
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The production method and processing conditions of sulfur,sodium hyposulfite, sodium hydrosulfide and thiourea from hydrogen sulfide tail-gas in the production of barium carbonate by carbonation method are introduced.
介绍了利用碳化法生产碳酸钡的硫化氢尾气生产硫磺、硫代硫酸钠、硫氢化钠和硫脲的生产方法和工艺条件,指出硫化氢的综合利用生产工艺简单,产品质量稳定,容易工业化,产品成本低,同时消除了硫化氢尾气对环境的污染,有巨大的经济效益和社会效益,发展前景非常广阔。
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The process improvement of flaky sodium hydrosulfide production;2. The production method and processing conditions of sulfur,sodium hyposulfite, sodium hydrosulfide and thiourea from hydrogen sulfide tail-gas in the production of barium carbonate by carbonation method are introduced.
介绍了利用碳化法生产碳酸钡的硫化氢尾气生产硫磺、硫代硫酸钠、硫氢化钠和硫脲的生产方法和工艺条件,指出硫化氢的综合利用生产工艺简单,产品质量稳定,容易工业化,产品成本低,同时消除了硫化氢尾气对环境的污染,有巨大的经济效益和社会效益,发展前景非常广阔。
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1A series ofω-alkylmercapo acid were synthesized by two methods:one involved the reaction of the appropriateω-bromoalkyl acid with mercaptide under the presence of base;the other method was used only for the long alkyl compound by the reaction ofω-alkenyl acid and alkanethiol in the presence of AIBN.
正是基于以上考虑,本论文探索了合成下沿带有硫醚官能团,而上沿带有偶氮官能团的杯[4]芳烃衍生物的方法,进行了以下研究: 1采用ω-溴代羧酸和烃基硫醇在碱性条件下发生反应,或由ω-烯基羧酸和硫醇在AIBN的存在下反应,得到了ω-硫醚羧酸,使用氯化亚砜将羧酸转化为酰氯。
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Thiobarbituric acid was synthesized by sulfourea and diethyl malonate in sodium alcohol and 5-Arylidene thiobarbituric acid was prepared by the Knoevenagel condensation reaction from benzaldehyde and thiobarbituric acid.
采用丙二酸二乙酯和硫脲在乙醇钠存在下合成了硫代巴比妥酸,再分别采用固相反应和水相反应,由硫代巴比妥酸和苯甲醛经Knoevenagel缩合反应,制备了5-亚苄基硫代巴比妥酸。
- 推荐网络例句
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On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.
另一方面,更重要的是由于城市住房是一种异质性产品。
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Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.
气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。
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You rap, you know we are not so good at rapping, huh?
你唱吧,你也知道我们并不那么擅长说唱,对吧?