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naphthalene是什么意思_naphthalene英文翻译

naphthalene英 [ˈnæfθəli:n] 美 [ˈnæpθəli:n] 

naphthalene 基本解释

1. 萘:是生产合成树脂、增塑剂、橡胶防老剂、表面活性剂、合成纤维、染料、涂料、农药、医药和香料等的原料(中间体). 河北省曲周县滏南化工有限公司生产的工业萘,萘(naphthalene)含量为百分之九十五,质量可靠,价格合理,欢迎各地新老客户光临惠顾!

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2. 工业萘:工业萘(naphthalene) 起火燃烧及引发的甲醇、乙醇、二氧化硫爆炸,易形成现场混合性有毒气体中毒,加之起火爆炸,易对现场人员造成复合性损伤. 笔者现报道1 起工业萘起火燃烧并引发甲醇、乙醇、二氧化硫爆炸造成在场灭火的消防官兵中13人烧伤及中毒事故的现场调查.

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3. 精萘:聚酯Polyester | 精萘Naphthalene | 管理Management

naphthalene 双语例句

1. To use β-naphthalene sulfonic acidformaldehyde condensation product sodium salt and quaternary ammonium salt as raw materials, by the method of ion exchange resin, six kinds of naphthalene sulfonic acidformaldehyde condensation products, corresponded to quaternary cationics with same types of difference structures, have been prepared, Their influences on flowing property of net cement mortar and compression strength have been studied.
萘磺酸甲醛缩合物盐是目前重要的、最常用的水泥混凝土高效减水剂。自 6 0年代初由日本科学家发明以来,国际上对其合成方法和应用性能进行了多方面的研究。然而,到目前为止,对萘磺酸甲醛缩合物高效减水剂的研究仅限于其钠盐、钙盐等金属盐,其季铵盐尚未见文献报道。

2. This paper presents summary on the features of preparation of coal water slurry with three kinds of additives such as xylon, acrylic acid and naphthalene series additives, and the test of the slurry in Texaco gasifier.
对木质素、丙烯酸、萘系 3种水煤浆添加剂制得煤浆的特性及煤浆在 Texaco 气化炉上的试验情况进行了总结,认为在 Texaco气化条件下,木质素与丙烯酸可作为水煤浆的添加

3. Our main products are industrial naphthalene, light oil, phenol Dephenol oil, wash oil, anthracene oil, crude phenol, hard asphalt, restructuring asphalt, fuel oil, -Methylnaphthalene, -methyl naphthalene, quinoline, fluorene, acenaphthene and other products.
公司主要产品有工业萘、轻油、脱酚酚油、洗油、蒽油、粗酚、硬质沥青、改制沥青、燃料油、α-甲基萘、β-甲基萘、喹啉、芴、苊等产品。

4. Preparation of low density poly (4 methyl 1 pentene) foam is described. The thermal analysis method is utilized to measure on line the gelation of pmp polymer in the binary solvent (durene/naphthalene) or nonsolvent system.
在聚-4-甲基-1-戊烯pmp)低密度泡沫的制备中,利用示差扫描量热分析仪对pmp聚合物在均四甲苯/萘所组成的溶剂/非溶剂二元体系中的凝胶化过程进行在线测量。

5. Outdoor lysimeter with wheat plant growth was used to investigate the environmental fate of ^14C-labeled naphthalene in soil.
采用^14C同位素示踪技术和野外Lysimeter试验,进行了小麦种植条件下多环芳烃萘的环境归趋的定量化研究。

6. The mechanism of formation of light-end products during M-HyPy was discussed. The results indicated that higher concentration and yields of BTX, PCX and naphthalene were found in M-HyPy as compared to HyPy, which is resulted from promoting hydrogenation and inhibiting repolymerization of free radicals due to the retention of hydrogen in M-HyPy.
结果表明:煤的多段加氢热解过程所得油品与传统的单段加氢热解油品相比,含有更丰富的高经济价值组分,如苯、甲苯、二甲苯和酚、甲酚、二甲酚及萘,这主要是因为氢气在峰温处的停留促进了自由基的氢化饱和及抑制了其再聚合的反应。

7. Result The results indicated that the effects on Qixinghong of gibberellic acid 800 mg/L spermidine 70 mg/L treatment was obvious, followed with 6benzyladenine 150 mg/L naphthalene acetic acid 60 mg/L treatment.
结果]结果表明,GA 800 mg/L Spd 70 mg/L处理七星红山茶的效果较好,BA 150 mg/L NAA 60 mg/L次之;GA 500 mg/L BA 120 mg/L处理红芙蓉山茶的效果较好,GA800 mg/L NAA 80 mg/L对红芙蓉山茶有一定的促进作用。

8. Have recently invested over 300 million construction of a coal tar processing projects, industrial production in naphthalene, fuel oil, wash oil, anthracene oil a variety of coal-based chemical products and further broaden the company's products and linked products, and further enhance the My company's overall strength, while enhancing the company's ability to resist market risk.
近来又投资300多万元建造了煤焦油加工项目,生产以工业萘、燃料油、洗油、蒽油为主的多种煤化工系列产品;进一步拓宽了公司产品链和产品种类,进一步增强了我公司的整体实力,同时增强了公司抗拒市场风险的能力。

9. Over the past decade the company always adhere to rely on scientific and technological progress and take the'middle class''school''inquiry'a combination of science and technology development, and Tsinghua University, Peking University, China Building Materials Research Institute, China Petroleum Institute and other research institutes established long-term cooperative relations have developed naphthalene, amino University, aliphatic, Polycarboxylate four series of products.
十几年来公司始终坚持依靠科技进步,走`产'`学'`研'相结合的科技发展之路,与清华大学、北京大学、中国建材研究院、中国石油研究院等科研院所建立了长期合作关系,相继研制开发出萘系、氨基系、脂肪族、聚羧酸系四大系列产品。

10. The chloromethyl naphthalene was reacted withsodium cyanide to get the naphthyl acetonitrile, which was reacted with activated zincdust and ethyl 2-bromoalkanoates in THF to afforded the ethyl 2-alkyl-3-oxo-4-napthyl butyrates (β-Oxo esters).
这些化合物除了 RT 酶还作用其它靶点,或者至少它与 RT 酶的作用方式不同于经典的 NNRTIs,为阐明其作用机理进一步的实验正在进行之中,这对抗 HIV 病毒药物的开发研究有着重大的理论和实际意义。

11. The removal ratio of bitumen and tar in tail gas reaches or approaches 100%, the removal ratio of suspended solid comprising carbon black particles and smoke dust reaches the range of 90% to 95%, and the removal ratio of naphthalene with volatility is more than 90%.
对尾气中的沥青、焦油的脱除率分别达到和接近100%,对其中的固体悬浮物脱除率可达90~95%,对其中具有挥发性的萘的脱除率也可达90%以上。

12. By taking optimization measure of blending liquid pitch discharged from wash oil regenerator into coal tar and eliminating naphthalene stripper, the benzol scrubbing effect is increased, the wash oil regeneration process is simplified, both good economic effect and environmental effect are obtained.
通过把洗油再生器排出的液态树脂沥青兑入煤焦油和取消脱萘塔等优化措施,提高了洗苯效果,简化了洗油再生的工艺,取得了很好的经济效益和环保效果。

13. Products are widely used in paints, coatings, pesticides, inks and plastics in different sectors, such as S-800, S-1000, S-800, S-1500, S-1800, S-2300 series of aromatic solvents and as the production of advanced insulation materials Durene raw materials, as well as important chemical raw materials naphthalene oil industry.
产品为广泛用于油漆、涂料、农药、油墨和塑料等不同行业的S-800、S-1000、S-800、S-1500、S-1800、S-2300系列芳烃溶剂和作为生产高级绝缘材料原料的均四甲苯,以及重要的化工原料石油工业萘。

14. Using USY dealuminum treated with water vapour as the catalyst, conversion of naphthalene was 92.3%, selectivity of DIPN, β-IPN and β, β'-DIPN reached 45.9%, 94.4%, and 85.3%. The suitable reaction conditions were as follows: calcination temperature was 550℃, reaction temperature was 160℃ and reaction balanced time was 150 min. After reacting 4 times, the conversion rate of naphthalene kept above 73% and selectivity of β, β'-DIPN preserved without obviously declined.
萘与异丙醇烷基化反应结果表明:水蒸气脱铝USY催化剂具有最大的萘转化率92.3%和45.9%的D IPN选择性,其中β-IPN选择性达到94.4%,β,β'位选择性为85.3%,适宜反应条件为活化温度550℃,反应温度160℃,平衡时间150 min;反应4次后萘的转化率保持在73%以上,β,β'-D IPN选择性无明显下降。

15. naphthalene

15. The reduction of naphthalene takes place on the VACF with pre-loaded copper ions.
负载铜离子后VACF对萘吸附量降低。

16. naphthalene

16. The fitting results show that the micropore volume filling theory fits better than the single-layer adsorption theory for naphthalene adsorption onto VACF.
方程拟合结果表明微孔吸附容积填充理论对VACF吸附萘有较好的适用性,优于单层吸附理论。

17. The adsorption experimental data were fitted to adsorption equations such as the Langmuir, Freundlich, Dubinin-Radushkevitch, Dubinin-Astalov, Langmuir-Freundlich, and Redlich-Peterson equations. The effects of temperature, pH, and pre-loaded copper ions on the VACF on the adsorption of naphthalene were investigated.
用多种吸附方程Langmuir、Freundlich、Dubinin-Radushkevitch(D-R、Dubinin-Astalov、Langmuir-Freundlich、Redlich-Peterson对吸附实验数据进行拟合,考察了温度、pH和负载铜离子对萘吸附的影响。

18. In PMC, the substituents in the indole and naphthalene ring influ-ence the absorption bands through electron effect.
这个位置的取代基主要通过空间效应影响分子的开环和光产物的形成过程。

19. Objective: To study the effects of the benzylamine compounds on antifungal activities after introducing large substitutes to the α-C of side chain of naphthalene ring.
目的:研究在萘环侧链α位引入大基团对苄胺类化合物抗真菌活性的影响。

20. naphthalene的翻译

20. The introduction of large substitutes to the α-C of side chain of the naphthalene ring reduces the antifungal activitie s of benzylamine compounds.
在萘环侧链α位引入大基团降低了苄胺类化合物的抗真菌活性。

naphthalene 英英释义

noun

1. a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs