Cytological studies on the early phase of somatic embryogenesis in petiole explants of wild celery induction of embryonic callus and formation of embryoid related to Endogenous IAA and ABA in Celery

The wild celery ( Angelica polymorpha Maxim.)

通过光学与电子显微镜观察研究了野芹菜（Angelica Polymorpha Maxim.）

Processing technique of canned wild celery

山芹菜罐头生产技术初探

This experiment has probed into the technique to produce the wild celery tin.

本试验探讨了山芹菜罐头的生产工艺技术。

Semolina pasta in a hearty Bolognese meat sauce flavored with red wine, onion, celery, and olive oil.

肉酱意大利面，很经典。浓重的肉酱加入红酒、葱、芹和橄榄油。

Comparative research on celery seeds essential oil prepared by different methods

不同方法提取芹菜籽精油的比较研究

In three kinds of organic manure, oil cake, chicken excrement, pig dung, chicken excrement and pig dung could apparently improve the plant height of celery, oil cake had little impact.

油枯、鸡粪、猪粪三种有机肥中，猪粪和鸡粪能明显改善芹菜的外观形态，而油枯无明显影响。

Study on Extraction, Purification and Hypolipidemic Biological Function of Celery Seeds Oil

芹菜籽油的提取纯化及降血脂功能研究

A comparison study of the composition of celery seed essential oil prepared by steam distillation ( SD) and supercritical fluid extraction with carbon dioxide ( SFE-CO2) was made using GC and GC-MS.

本文采用GC和GC-MS技术，就芹菜子的超临界CO2流体萃取法（SFE-CO2）精油和水汽蒸馏法（SD）精油的化学组成作了对比研究。

Analysis of fatty acid in two kinds of celery seed oil by GC/ MS

两种不同的芹菜籽油中脂肪酸的GC/MS分析

The celery seed oil was extracted with Soxhlet extraction method. The obtained seed oil was esterified by sodium hydroxide methanol, and then the components and their relative contents were analyzed by GC/ MS.

采用索氏提取法提取了天津实心芹菜籽油及美国西芹籽油，提取的油用氢氧化钾-甲醇法酯化后，对其进行了GC/MS分析。

An aluminum gate 100-element CCD analog delay line has been fabricated using a lift-off technique employing an auxiliary poly-Si layer.

本文提出一种以多晶硅为辅助层的剥离技术，运用该技术已研制成功铝栅100位CCD模拟延迟线。

Series in/ Parallel Out CCD Multi-Tapped Delay Line with a Tap Interval of N-Bit

隔N位一抽头的串入并出CCD多抽头延迟线

An Aluminum Gate 100-Element CCD Analog Delay Line Fabricated by Use of Lift-off Technic

采用剥离技术的铝栅100位CCD模拟延迟线

In order to improve the transfer efficiency, CCD shift register is designed with buried channel CCD. Reducing the impurity concentration in the buried channel is found to be an effective method of improving the transfer efficiency at the liquid nitrogen operating temperature ( 77K).

为了提高转移效率，CCD移位寄存器采用埋沟CCD，并且发现，降低埋沟中的杂质浓度是提高器件在77K液氮工作温度下的转移效率的一种有效方法。

Filled conduit is adopted as an example to analyze the finite elements of its structure by ANSYS program. Design of Operation Mode of Buried Channel CCD

以带有刚性基础的沟埋式管道为例，介绍了利用ANSYS软件进行管道结构有限元分析的基本过程。埋沟CCD器件工作状态的设计

Design of Operation Mode of Buried Channel CCD

埋沟CCD器件工作状态的设计

The actual operation shows that the equipment cavitation is very serious by the method of setting cavitation coefficient in many cases.

实际运行表明在很多情况按该方法设定空化余量的水力机械设备空蚀情况非常严重。

Cavitation Monitoring System Based on Surface of Critical Cavitation Coefficient

基于临界空化曲面的空化监测系统设计

However, for bulb turbine, the discharge is large, the number of runner blades is less, the total area is small, cavitation coefficient is large, Intensity condition is bad, as a result, the application head is limited.

但由于贯流式水轮机转轮叶片数少，叶片总面积少，而过流量又较大，气蚀系数大，且叶片强度条件差，故其适用水头是有限的。

In this paper, from Bernoulli's equation of silt-laden water flow, the formulae of cavitation coefficient and static draft head of a hydraulic turbine in silt-laden water flow are ascertained theoretically.

本文以含沙水流时的伯努利方程为依据，从理论上推导了含沙水流时水轮机的汽蚀系数与吸出高度计算公式；