- 更多网络例句与姥鲛相关的网络例句 [注:此内容来源于网络,仅供参考]
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The ratio of pristane to phytane is mainly used to determine the oxidation-reduction condition of the sedimentary environments.
姥鲛烷/植烷w(Pr/w值对于判断原始沉积环境氧化―还原条件有重要意义。
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Using GC/C/MS on-line carbon isotope analysis technique, we obtained the stable carbon isotope ratios of n-alkanes, iso-alkanes from the light hydrocarbon compositions and pristane, phytane in crude oils in Tarim basin.
本文利用新兴的原油单体烃类在线同位素分析技术测定了塔里木盆地原油及凝析油的正构烷烃、轻烃部分的异构烷烃和植烷、姥鲛烷的稳定碳同位素值。
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In addition nC〓, nC〓, two isomers of C〓 sterene and three isomers of C〓 isoprenoid hydrocarbons were also identified from aliphatic fraction of pyrolyzed product at 200℃. After pyrolyzed at 300℃, the main aliphatic hydrocarbons were normal alkanes ranged from C〓 to C〓, with C〓 as the main peak and C〓 as the second main peak. Meanwhile, pristane, phytane and C〓 sterane were also detected. In the pyrolysates at 400℃ and 500℃, the content of saturated hydrocarbons decreased, the range of normal alkanes distribution became narrow and the main peak was nC〓. Low concentration of C〓-C〓 steranes was detected and the content of C〓-C〓 increased more.
在200℃热模拟产物饱和烃馏分中除检测出两种长链烯烃外,还检测到正十九碳单烯烃、正三十五碳双烯烃、两个碳二十八甾烯的同分异构体和三个C〓类异戊二烯烷烃化合物同分异构体。300℃模拟产物饱和烃主要为正烷烃,正烷烃的碳数分布范围为C〓-C〓,以C〓为主峰、C〓为次主峰;另外,样品中还检出姥鲛烷、植烷和C〓甾烷等化合物。400和500℃热模拟产物中的饱和烃含量下降,正烷烃系列碳数分布范围变窄,主峰碳后移至C〓,检测到低浓度的C〓-C〓甾烷系列化合物,另外,C〓-C〓藿烷系列化合物含量进一步增加。
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On the basis of the gas chromatographic analysis of n-alkane fingerprint, the method achieved good reliability with selecting seme characteristic alkanes (i.e.n-C17, n-C18, n-C20, pristane and phytane) as the criteria of identifying. The whole procedure was simple and facile while expending short time.
该鉴别方法基于样品的正构烷烃气相色谱指纹分析,选择既能表征油种固有特性,又受风化影响较小的正十七烷n-C_(17、正十八烷n-C_(18、姥鲛烷、植烷和正二十烷n-C_(20等特征烷烃作为判据,可信度大,而且整个操作流程短,较简便易行。
- 更多网络解释与姥鲛相关的网络解释 [注:此内容来源于网络,仅供参考]
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basketwork:编织物
basketweave packing | 织篮式格子体 | basketwork | 编织物 | basking shark | 姥鲛,姥鲨
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basking shark:姥鲛,姥鲨
basketwork | 编织物 | basking shark | 姥鲛,姥鲨 | Basle | 巴塞尔(瑞士西北部城市,在莱茵河畔)
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basking shark,whale shark:姥鲛,象鲛,鲸鲨
"篮型蒸发器","basket type evaporator" | "姥鲛,象鲛,鲸鲨","basking shark,whale shark" | "嗜碱[细]菌","basophilic bacteria,basiphilic bacteria"
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whale shark, basking shark:鲸鲨,姥鲛,象鲛
鲸油 whale oil | 鲸鲨,姥鲛,象鲛 whale shark, basking shark | 鲸脂 whale tallow
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pristane:姥鲛烷
6,10,14,18,22-廿四碳六烯 [分子结构式]: [含量]: [分子式]: C30H50 [分子量]: 410.72 [CAS 登录号]: 111-02-4 [主要成分]:深海鲨鱼肝油是油由角鲨烯(约占80%~90%)、甘油三脂(约占10%)和少量姥鮫烷(pristane)等组成的混合物.
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pristane:姥鲛烷/朴日斯烷
Pratol 车轴草醇 | Pristane 姥鲛烷/朴日斯烷 | Procaine hydrochloride 盐酸普鲁卡因
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pristane to phytane ratio, Pr/Ph:姥植比
姥鲛烷|pristane | 姥植比|"pristane to phytane ratio, Pr/Ph" | 勒夫波|Love wave
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sailfish:旗鱼;姥鲛
sacred a.上帝的;神圣的 | sailfish 旗鱼;姥鲛 | sake n.理由;目的;为了某人
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Cetorhinidae:姥鲛科
Cetomimoidei 拟鲸亚目 | Cetorhinidae 姥鲛科 | Ceva'stheorem 切伐氏定理
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basking shark:姥鲛,姥鲨
basketwork || 编织物 | basking shark || 姥鲛,姥鲨 | Basle || 巴塞尔(瑞士西北部城市,在莱茵河畔)