By convenient sampling, 105 stable COPD patients from three hospitals in Beijing were recruited in this study.
采取便利抽样的方法，对在北京市某三家三甲医院就诊的105例稳定期COPD患者进行问卷调查。
By convenient sampling, 30 CHB outpatients from a tertiary A-level hospital in Guangzhou were recruited into this study.
采用便利抽样法，调查了江西省樟树市人民医院的30例门诊治疗的慢性乙型肝炎患者。
The hard disk fixing device can help manually disassemble and assemble the hard disk, and is characterized by convenient operation.
本发明硬盘固定装置可手动拆装该硬盘，具有操作方便的特点。
By using advanced cutting technology, leather strip cutting machine is characterized by convenient operation, beautiful appearance and fast cutting.
皮革切条机，采用先进的切条技术，具有操作简便、外形美观、快速切条等优点。
By convenient and low cost electronic communicate pattern, the buyer and seller can go on all kinds of business activities but do not need face to face .
利用简单，快捷且低成本的电子通讯方式，买卖双方不谋面就可以进行各种商贸活动，互联网商业的普遍应用已经成为网络经济的大势所向。
The research object of the study is the domestic tourists, and we distribute questionnaires to the college student travelers on campus by convenient sampling.
本研究以国内旅游消费者为研究对象，通过便利抽样的方式对在校大学生旅游者发放问卷。
Application more than one year in Luoyang General Petrochendcal Works showed that it is characterized by convenient operation, good sealing property and no shaft seizing.
在洛阳石化总厂一年多的运行表明，操作方便，未发生阀轴卡死现象；
The invention is characterized by convenient eating, low fat, high dietary fibre and pectin, and rich nutrition, and is applied to the health demand of the modern people.
本发明的早餐食用方便，含有低脂肪、高含量膳食纤维和果胶，营养丰富，适应现代人的健康需求。
The shielding gas of the invention is characterized by convenient application and small environmental pollution and has an application condition the same as that of the prior art.
本发明生成的保护气体具有使用方便、环境污染小的特点，其应用条件与现有技术相同。
To travel by bus is easy, cheap and convenient, though not so fast as travelling by plane or so comfortable as by train.
乘公共汽车旅行虽然没有乘飞机那么快，也没有乘火车那么舒适，但是很容易，也很便宜方便。
I used to correspond with my friends by letters while now the Internet is more convenient.
我过去常写信与我的朋友联络，而现在有了互联网就更方便了。
Hopefully in 2025 we will no longer be e-mailing each other, for we will have developed more convenient electronic communication tools by then.
希望到2025年，我们将不再互发电子邮件，因为到那时，我们将开发出更方便的电子通信工具。
These collections of themed content provide convenient containers that can then be positioned in the page layout by the theme designer.
这些主题化内容的集合提供了方便的容器，主题设计人员可以将它们定位在页面布局中。
It can be scheduled when convenient by the JVM and any impact of the garbage collector is immaterial.
JVM可能在任何方便的时候调度它们，垃圾回收产生的影响也是微不足道的。
In the real world, however, we have seen very frequent coding errors caused by this lack of convenient functions.
然而，在现实世界中，我们常常见到由缺少方便的函数而导致的编码错误。
In the real world, however, we have seen frequent coding errors caused by the lack of a convenient function to cover the 80% of cases where it does make sense.
然而，在现实世界中，我们看到由于缺乏便利的函数导致频繁的编码错误占了80%的情况，这样做的确有意义。
Although the telegraph has since been replaced by the even more convenient telephone, fax machine and Internet, its invention stands as a turning point in world history.
虽然电报已经被更为方便的电话、传真和因特网代替，但电报的发明成为了世界历史的一个转折点。
By then, wireless recharging will be heralded as a convenient, painless way to keep going, even if it's sleeting outside.
到时，无线充电技术将会成为行驶途中无视天气的一种方便快捷的车内充电方式。
While enumeration can be useful, it is often more convenient to express join points by means of structural properties.
虽然枚举可能很有用，但是用结构化属性的方式表示连接点通常更方便。
In some cases, it may be more convenient to have the transform column sorted by the target outputs.
某些情况下，按照目标输出对转换列进行排序会更方便。
It is easier to relax when an appropriate form of entertainment is convenient and close by.
在住家附近有合适而且方便的娱乐设施能使我们更容易放松心情。
By offering cheap and convenient care they expose the costly incumbents of health-care delivery.
通过提供方便廉价的医疗服务，他们将目前昂贵的医疗保健曝光在众人眼前。
The JVM architecture gives us a convenient way of doing this — by working with the classloader implementation.
JVM体系结构为我们提供了这样做的便利途径——通过使用classloader实现。
What’s more, there’s traffic restrictions on the date a car can travel on the roads. So I think travelling by bike is more convenient and environmentally friendly.
所以我觉得骑自行车比较方便和环保。
Extensions allow notification by Jabber and many other ways, which can be very convenient in certain circumstances.
通过扩展，允许通过Jabber和许多其他方式进行通知，这在某些情况下是非常方便的。
But Agassi, like Edison, thought about the more fundamental question-what would it take to make electric cars as convenient and affordable as those powered by gasoline?
但是阿加西，就像爱迪生一样，在一个更为基础的问题上思考——如何才能使电动车能够像那些烧汽油的车子一样方便和廉价？
The firm has already played havoc with the DVD business, once Hollywood’s main source of profits, by making it convenient to rent films as opposed to buying them.
通过使消费者更方便地租电影看而不是购买DVD，该公司已经把DVD这个曾经好莱坞主要利益来源的业务彻底搅乱。
Finally, you write your application using these generated classes to represent your model data and serialize them to XML through some convenient mechanism provided by the framework.
最后，用这些生成的类编写应用程序，表示自己的模型数据，并通过框架提供的一些辅助机制把数据序列化成xml。
Well for one, it's more convenient for many people to send and receive faxes by email, which is what electronic faxing enables.
首先对大部分人来说，通过电子邮件发送传真更加方便，通过电子传真就可以实现这一点。
Well for one, it's more convenient for many people to send and receive faxes by email, which is what electronic faxing enables.
首先对大部分人来说，通过电子邮件发送传真更加方便，通过电子传真就可以实现这一点。
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