查询词典 study out

A study on the extraction of capsanthin and capsaicin by using supercritical fluid technique in capsicum was carried out.

本论文以辣椒红色素和辣椒碱的提取为目的，以超临界流体萃取技术为提取手段，系统开展了辣椒综合开发利用的工艺研究。

An experimental investigation was carried out to study the effect of carbonation on mechanical properties and durability of concrete.

本研究利用加速试验法探讨碳化对混凝土力学性质与耐久性之影响。

A preliminary study on the decomposition and insect community succession of pig carcase was carried out in Hangzhou District.

对杭州地区猪尸体的腐败过程及尸体上昆虫群落的演替规律，进行了初步观察和研究。

Therefore, we carried out the study.

因此，我们开展了这次研究。

In order to...,we carried out a pilot study...

为了。。。，我们进行了。。。的初步研究

In 1990 and the pioneer works of Pecora and Carrol, The theoretical research and applied study of the chaotic control and chaotic synchronization get the development at full speed. Various kinds of methods of the chaotic control come out one after another and people find the chaotic control and chaotic synchronization can be applied to a lot of fields such as secure communications, chemical, modeling brain activity etc.

但自1990年E.Ott等人提出了OGY方法以及Pecora和Carroll关于混沌同步的开创性工作之后，混沌控制与同步的理论研究和应用研究得到飞速发展，各种控制混沌的方法相继问世，并发现了混沌控制与同步可以在诸如保密通讯、信号处理、化学反应、生态和电力系统等领域广泛应用。

So it is necessary to carry out these study.

所以对这些方面的研究很有必要。

Objective To study the status of knowledge, belief and behavior on tobacco and health among primary school students and to provide evidence for effectively developing adolescent's smoking cassation activities. Methods The questionnaire survey was carried out among the pupils in grade 3-5 from 15 primary schools in Beijing, Shanghai, Tianjin, Shenzhen, Puyang and Changsha.

目的 了解青少年烟草与健康相关知识、信念及行现状，为有效开展青少年控烟活动提供事实依据方法对北京、上海、天津、深圳、濮阳、长沙6所城市随机抽取的15所小学三～五年级学生进行统问卷调查。

Objective To study the status of knowledge,belief and behavior on tobacco and health among staffs in primary and secondary schools and to provide evidence for effectively developing school-based smoking cassation activity.Methods The questionnaire surveywas carried out among the teachers from29primary and secondary schools in Beijing,Shanghai,Tianjin,Shenzhen,Puyang and Changsha.

目的 了解中小学教职工烟草与健康相关知识、信念及行现状，为有效开展学校控烟健康教育提供依据方法对北京、上海、天津、深圳、濮阳、长沙随机抽取的29所中小学教职工进行统问卷调查。

Moreover, the author also points out that the language environment of American English is not so good, therefore, it must take enough cautiousness if beginners choose to study American English.

另外，作者还指出，在中国现在单一的以英式英语教育为主的教育现状下，美式英语的语言教学环境不容乐观，因此，初学者需要慎重选择美式英语。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。