乙醚

As such, a classical aether is an unnecessary addition to physics that violates the principle of Occam's razor .

这样，一个古典乙醚是一种不必要除了物理，违反原则的Occam的剃刀。

Methods Sleeping was induced by pentobarbital sodium and ether. The water maze was used.

观察党参、黄芪对戊巴比妥钠及乙醚引起睡眠作用的影响；采用水迷宫实验方法。

Results Both RC and RA could prolong the sleeping time induced by pentobarbital sodium and ether.

结果 党参及黄芪均能延长戊巴比妥钠及乙醚引起的睡眠时间。

It is a better way to administer ether inhalation in combination with sodium pentobarbital intraperitoneal injection in anaesthesia.

乙醚吸入与戊巴比妥钠联合麻醉，可延长麻醉的有效时间，加强麻醉效果，有效地保证手术的顺利进行。

Mission:"equality and mutual benefit, reputation first, unity and cooperation and friendship between the long-term" supply products: ethylenediamine; diethylamide; triethylamine; Diethylenetriamine; three ethylene diamine; three ethylene amines 40; 40 Five ethylene amines; five ethylene amines 6; caprolactam; DMF; allyl amine; N, N dimethylaniline; propylamine; are butylamine; are TOA; 3 Poly Cyanamide; 1,2 c diamine; ethanolamine; diethanolamine, triethanolamine; potassium iodide, potassium hydroxide, potassium permanganate, toluene, xylene, toluene of chlorine ; Acetone, butanone; acetylacetone; ethyl acetate, butyl acetate; Y-butyrolactone; DMC; acetyl of methyl acetate; Sanfu acetyl acid; Sanfu acetyl B Ethyl; methanol, ethanol, isopropanol; propylene glycol; glycerol; propargyl alcohol; 1.3 propylene glycol; xylitol; acetic acid; have acid; mercaptoacetic acid; vary Bitterness; adipic acid; trifluoroacetic acid; oxalic acid, the amino acid; o-amygdalin acid; DL-Acid; anhydrous piperazine; six non-piperazine, furfural, castor oil, ethylene Aldehyde; glutaraldehyde, multi-POM; isopropyl ether; anisole; tetrahydropyrrole; pure pyridine; 1.2 dichloroethane; methylene chloride, chloroform, carbon tetrachloride; hydrazine hydrate; Nonylphenol;-m-cresol; Se phenol; phenol; the tert-butyl phenol; Titanium Dioxide; iron; full Tangfen; Bisphenol A; azo two different nitrile; sodium azide; sodium carbonate ; Sodium chloride; iron oxide; cuprous chloride; thionyl chloride; D4; sodium bicarbonate; ammonia, potassium chloride; anhydrous sodium sulphite; ammonium persulfate; glycol Dingmi; B Glycol ether; calcium chloride; cyclohexanone; cyclohexane, methyl tertiary butyl ether, potassium carbonate, ferric chloride, potassium nitrate; Linsuansanna; zinc oxide; sodium nitrite; antimony oxide; Tartrate; OP-10; TX-10; tablets base; AES; sodium benzoate, sodium citrate; partial sodium silicate, sodium perborate, a sodium carbonate, sodium benzene; Asia sodium chlorate; Wuluo Care products; urea; hydrochloric acid, sulfuric acid, lactic acid; amino acid, hydrogen peroxide, ammonium bicarbonate

公司宗旨："平等互利，信誉至上，团结合作，友谊长久"乙二胺；二乙胺；三乙胺；二乙烯三胺；三乙烯二胺；三乙烯四胺；四乙烯五胺；五乙烯六胺；己内酰胺；二甲基甲酰胺；烯丙基胺；N，N二甲基苯胺；正丙胺；正丁胺；正辛胺；三聚氰胺；1，2丙二胺；一乙醇胺；二乙醇胺；三乙醇胺；碘化钾；氢氧化钾；高锰酸钾；甲苯；二甲苯；对氯甲苯；丙酮；丁酮；乙酰丙酮；醋酸乙酯；醋酸丁酯；Y-丁内酯；碳酸二甲酯；乙酰乙酸甲酯；三伏乙酰乙酸；三伏乙酰乙酸乙酯；甲醇；无水乙醇；异丙醇；丙二醇；丙三醇；丙炔醇；1.3丙二醇；木糖醇；冰醋酸；己醛酸；巯基乙酸；异辛酸；己二酸；三氟乙酸；乙二酸；对氨基苯乙酸；邻氯苦杏仁酸；DL-扁桃酸；无水哌嗪；六无哌嗪；糠醛；蓖麻油；乙二醛；戊二醛；多聚甲醛；异丙醚；苯甲醚；四氢吡咯；纯吡啶；1.2二氯乙烷；二氯甲烷；三氯甲烷；四氯化碳；水合肼；壬基酚；纯间甲酚；硒酚；苯酚；对叔丁基苯酚；钛白粉；铁粉；全糖粉；双酚A；偶氮二异丁腈；叠氮化钠；碳酸钠；氯化钠；三氧化二铁；氯化亚铜；氯化亚砜；D4；碳酸氢钠；氨水；氯化钾；无水亚硫酸钠；过硫酸铵；乙二醇丁醚；乙二醇乙醚；氯化钙；环己酮；环己烷；甲基叔丁基醚；碳酸钾；三氯化铁；硝酸钾；磷酸三钠；氧化锌；亚硝酸钠；氧化锑；酒石酸；OP-10；TX-10；粒碱；AES；苯甲酸钠；柠檬酸钠；偏硅酸钠；过硼酸钠；过碳酸钠；苯磺酸钠；亚氯酸钠；乌洛托品；尿素；盐酸；硫酸；乳酸；氨基磺酸；双氧水；碳酸氢铵

Insol in cold water, petroleum ether, ether, benzene and chloroform.

不溶于石油醚、乙醚、苯和氯仿等非极性溶剂。

Soluble in diethyl ether, petroleum ether and other unpolar solvents., insoluble in water

能溶于乙醚、石油醚等非极性溶剂，不溶于水。

Results showed that under the conditions of a reaction temperature of 60 ℃,a reaction time of 6 h and a catalyst consisted of 1.0% BF3-ether and 1.5% AlCl3,the yields of aromatic solvent naphtha and petroleum resin...

结果表明，采用两段聚合法，在催化剂三氟化硼乙醚络合物质量分数1.0%、三氯化铝质量分数1.5%、聚合温度60℃、聚合时间6h的条件下，芳烃溶剂油收率为71.1%，石油树脂收率最高可达20%；同时所得的芳烃溶剂油切割为120号和200号溶剂油，指标达到行业标准。

Catalytic synthesis of phenetole by ethylation of phenol with diethyl carbonatein fixed bed reactor was investigated.

以碳酸二乙酯为乙基化试剂，与苯酚在气固相条件下催化合成苯乙醚。

Hydro-liquefactions of coal were carried out in a miniautoclave using diphenylmethane and phenetole as model compounds in tetralin solvent.

以二苯甲烷、苯乙醚为煤的模型化合物，以四氢萘为溶剂，进行中高压加氢液化实验，结合产物的气相色谱和质谱分析，考察了SO24-/ZrO2固体酸对煤直接液化的催化作用及加氢液化机理。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。