You'll be familiar with the double helix of DNA.

Revelation from the Discovery of Double Helix Structure of DNA

DNA双螺旋结构发现的启示

The Design of Linear and Dummy Modeling for Double Helix Single Screw Pump

双头单螺杆泵的线型设计及虚拟建模

A study of tooth contour on double helix tooth synchronous belt

双螺旋齿同步带的齿形研究

Beyond Double Helix: The Impact of DNA on the Science and Culture

超越双螺旋：DNA对科学与社会文化的影响

Approach to the Process of the Discovery of the Structure of DNA Double Helix

关于DNA双螺旋结构发现过程的再反思

Secondly, study the Cooperative Motion of Double Helix.

其次，对于双螺旋协同运作的动力进行了考察。

Conclusion Double helix CT has a certain value in diagnosing and differential diagnosing of ear diseases and provide valuable information for surgery.

结论双螺旋CT扫描对各种耳部疾病的诊断与鉴别诊断具有可靠的价值，可为临床制定治疗方案提供依据。

The US is preparing to draw down troops from Afghanistan in July and says it wants to hand over responsibility for security to Kabul by 2014.

美国正准备在7月份从阿富汗撤军，并表示愿在2014年之前将维护安全的职责移交给阿富汗政府。

Becausewe can save, draw down savings, or run up debt, our income may tell us little about how we're faring.

我们可以存钱，也可以把钱都花光，甚至于负债累累。收入反应每个人吃穿用度的作用有限。

In turn, banks are doing what they can to persuade corporate treasurers not to draw down credit facilities unless they have to.

相反的，银行开始尽力说服公司的财务主管不到万不得已不要取消信用额度。

One is the amount of carbon that forests actually draw down and release – something signatories to the UNFCCC need to be able to estimate.

其中一个就是森林储存和释放的碳总量到底是多少，这是要求缔约国必须估计的一个指标。

Both the microcellular dimension and the orientation angle were increased when the draw down ratio was elevated from-36.7% to 10%.

喷丝头拉伸比为-36.7%-10%时，微孔尺寸和取向角都增大。

Prayer cannot draw down answers from God's throne except it be the earnest prayer of the man who believes.

祷告不能叫你从上帝的宝坐上得着甚么，除非祷告有信心。

The log log curve of shut in draw down data in injection/ draw down well testing of coal bed gas wells often appears shape deformation.

煤层气井注入/压降试井关井压降数据的双对数曲线形态常会出现变异。

Congenital Severe Blepharoptosis Correction with Frontalis Muscular Fasciae Flap Draw Down Suspension Through Upper Eyelid Fold Incision

重睑切口额肌筋膜瓣拉下式悬吊矫治先天性重度上睑下垂

I also made it clear that our commitment would not be open-ended, and that we would begin to draw down our forces this July.

我还明确表示，我们的承诺不是没有期限的，我们要在今年7月开始减少驻阿部队。

For example, if you are continually using the GPS or frequently requesting information from the server you can draw down the battery quickly.

如果你一直使用GPS或者频繁的从服务器上查询信息，电池的容量会被你很快的消耗。

Nowadays, in this so called art heyday, the emergence of one artistic form will draw down numerous cheap copies.

时至今日，所谓的“艺术盛世”，一种艺术形式的出现会引来众多“山寨”版。

When I began the campaign, there was a lot of controversy about the idea of starting to draw down troops.

当我开始竞选总统的时候，人们对开始减少驻军存在很大争议。

Continuing Education and Knowledge Transfer Credits ( Credits) are issued with terms and conditions covering draw down and use.

继续教育和知识转移的学分（学分）发出的条款及条件，包括提取和使用。