您要查找的是不是:
- Dihydroxynaphthalene was synthesized by sulfonation and alkali fusion using refined naphthalene as raw material. 以精萘为原料,通过磺化、碱熔制得高纯度的1,5-二羟基萘。
- Main business: coal, Metallurgical coke, Bituminous coal,Coal tar pitch,Coking benzene, Fuel oil, Mixed Oil, Refined Naphthalene , washed oil, Anthracene oil etc.GB products. 主营:煤炭、冶金焦、煤焦油、煤沥青、焦化苯、燃料油、混合油、精萘、工业萘、硫酸铵、轻苯、粗苯、洗油、蒽油等国标产品。
- Main business: coal, Metallurgical coke, Bituminous coal, Coking benzene, Fuel oil, Mixed Oil, Refined Naphthalene , washed oil, Anthracene oil etc.GB products. 主营:煤炭、冶金焦、煤焦油、煤沥青、焦化苯、燃料油、混合油、精萘、工业萘、硫酸铵、粗苯、洗油、蒽油等国标产品。
- Refined Naphthalene Production with Falling -film Fractional Crystallization Process 用降膜分步结晶法生产精萘
- Refined Naphthalene Synthesized High Temperature Acidifying Corrosion Inhibitor for Oil Well 用精萘合成油井高温酸化缓蚀剂
- 1,5-Dihydroxynaphthalene was synthesized by sulfonation and alkali fusion using refined naphthalene as raw material. 以精萘为原料,通过磺化、碱熔制得高纯度的1,5-二羟基萘。
- Keywords refined naphthalene;2;6-diisopropylnaphthalene;steam dealuminated H-mordenite;shape-selective isopropylation; 精萘;2;6-二异丙基萘;水汽脱铝氢型丝光沸石;择形异丙基化;
- He is a man of subtle and refined sensibility. 他是个感情细腻的男子。
- The firm's top man refined on his management style. 公司总裁对管理作风作了精微的改进。
- She has a refined way of speaking. 她谈吐优雅。
- Formal, refined, and restrained in style. 拘谨的,精炼的风格正式、精致和克制的
- Suited to one of good breeding; refined and polite. 有教养的,有礼的与良好教养相称的; 优雅的,礼貌的
- Not refined; indelicate and crude. 粗俗的不优雅的; 无教养的和粗鲁的
- She's so refined that she always eats cake with a little fork. 她非常文雅,吃蛋糕一定用小叉子。
- refined naphthalene 精制卫生球
- Crude oil can be refined into various petroleum products. 原油可炼制成各种石油产品。
- He refined the whole art of shuttle diplomacy. 他把穿梭外交艺术提高到炉火纯青的地步。
- Existing in native or raw form; not processed or refined. 原始的以自然的或原始的形式存在的; 未进化或精炼的
- His behaviour and manners have been refined. 他的行为和仪态变得很文雅。
- They refined their original design. 他们改进了他们原来的设计。