Distillates (coal tar), pitch, pyrene fraction.

馏分（煤焦油），沥青，芘馏分。

Pyrene is a representative compound among PAH.

芘是多环芳烃的一个代表性化合物。

The degree of decline in the phenanthrene than pyrene.

菲下降的程度要高于芘。

Since the fluorescence of pyrene was quenched upon addition

自芘荧光猝灭时除了

Thus coarse sand and clay had larger capacity for pyrene sorption.

粗砂粒组和粘粒组对芘的吸附能力较大，细砂粒组和粉砂粒组相对较小。

This thesis developed a HPLC method for determination of Benzo a pyrene in meat foods.

建立了肉类食品中苯并芘残留的高效液相色谱测定法.

Coal tar mainly contains difficult volatilization of anthracene, phenanthrene, pyrene, etc.

煤焦沥青中主要含有难挥发的蒽、菲、芘等。

A method for the determining of Benzo pyrene residue in tea by HPLC with fluorescence detection was developed.

建立了茶叶中苯并芘残留量的高效液相色谱-荧光测定方法。

In chapter 4, the three-dimensional fluorescence spectra of ethidium and pyrene in various environments have been studied.

第四章主要是研究芘和溴化乙锭两种常用荧光探针在不同环境介质中的三维荧光光谱变化。

The derivates of naphthalene, fluorene, pyrene, anthracene, acenaphthene and their application in biotechnology were reviewed.

对应用于生物工程的萘 、 芴 、 芘 、 蒽 、 苊等稠环芳烃衍生物作了概括介绍.