Results The conditions for GC-MS of Ligusticum chuanxiong and the characteristic fingerprint were established.

1、

Quantitative analysis of chemical compounds of volatile oil in Ligusticum Chuanxiong Hort by gas chromatography

用气相色谱法定量分析川芎挥发油的化学成分

互联网摘选

2、

GC-MS analysis of essential oil from the roots of ligusticum chuanxiong with supercritical fluid extraction

超临界萃取川芎精油的GC-MS分析

互联网摘选

3、

Studies on the primary vascular system of the seedling of Ligusticum jeholense

辽藁本（Ligusticum jeholense）幼苗初生维管系统的发育

互联网摘选

4、

Studies on extraction of active ingredients from Ligusticum chuanxiong by supercritical fluid extraction

超临界萃取法提取川芎中有效成分的研究

互联网摘选

5、

Effective Mechanism of Compound Ligusticum Chuanxiong and Angelica Sinensis on Vascular Cells

复方川芎当归对血管细胞作用机理

互联网摘选

6、

Studies on Environmental Geochemistry in District Road Areas of Ligusticum chuanxiong

川芎道地产区环境地球化学特征研究

互联网摘选

7、

Effect of Different Extraction Methods on the Chemical Components of Volatile Oil from Ligusticum chuanxiong

不同提取方法对川芎挥发油化学成分的影响

互联网摘选

8、

Influence of Ligusticum Piperazine to Related Indices of Chronic Pulmonary Heart Disease

川芎嗪对慢性肺源性心脏病相关指标的影响

互联网摘选

9、

Present Status and Prospect Using Ligusticum Chuanxiong to Prevent and Treat Stroke

川芎防治脑中风的现状与前景

互联网摘选

10、

Anatomical studies of petiole in Ligusticum from China

中国藁本属叶柄的解剖学研究

互联网摘选

11、

Study on the Comprehensive Utilization of the Left-over of Bamboo Timber Processing(ⅰ)

竹材加工剩余物综合利用研究（一）

互联网摘选

12、

Left-over Children's Perceived Discrimination: Its Characteristics and Relationship with Personal Well Being

留守儿童歧视知觉特点及与主观幸福感的关系

互联网摘选

13、

A biogas plant at the Muenchner Tierpark Hellabrunn will be fuelled by dung from elephants, rhinoceroses, buffaloes and antelopes, and any left-over animal food.

这家动物园已经在园内建好了一座沼气发电厂，而其所用的燃料则包括大象、犀牛、水牛和羚羊等动物的粪便，以及任何动物吃剩的食物。

互联网摘选

14、

Don't jeer at the mistakes of others.

别嘲笑别人的错误.

互联网摘选

15、

In-hole Chamfering by Means of Eccentric Cutter Arbor

利用偏心刀杆实现孔内倒角

互联网摘选

16、

The cutter arbor and hard alloy bit tool constitute a hard alloy lathe tool.

由刀杆和硬质合金刀头组成硬质合金车刀，主要用于金属切削加工。

互联网摘选

17、

This cutter arbor is suitable for cutting tool in machine work and mainly used to fix bit tool or blade on it.

刀杆是机械加工中切削刀具的刀杆，主要是固定特殊材料刀头或刀片的车刀刀杆。

互联网摘选

18、

The combined cutter arbor is composed of a connective head ( 1), a connective rod ( 2), a connective rod tail part ( 3), a fastener ( 6), etc.

其主要结构由接头（1）、接杆（2），接杆尾部（3）和紧固件（6）等组成。

互联网摘选

19、

The utility model belongs to a combined cutter arbor which is used for various types of machine tools and used for processing the deep holes of accessories and components with different shapes.

本实用新型属于用于不同类型的机床，加工不同形状套类零、部件深孔的组合式刀杆。

互联网摘选

20、

I coated the outside of the bearings with epoxy and pressed them in with an arbor press ( a vice, or hammer should work fine too), as deep as possible so that I could still tighten the set screws.

余涂层的外部轴承环氧树脂和压制他们的安娜堡新闻（副主席，或锤应该也没关系），深使我仍然可以加强紧定螺钉。

互联网摘选