To delete data in MongoDB, you use the remove function.

MongoDB supports a variety of conditional operators, including

MongoDB支持各种条件运算符，包括

Morphia automatically creates this field to record the type of the object in MongoDB.

Morphia自动创建此字段以便记录MongoDB中的对象类型。

This will start the MongoDB database server as a foreground process.

这将作为前台进程启动MongoDB数据库服务器。

Getting started with MongoDB couldn't be easier, especially because it offers downloads for target operating systems.

MongoDB入门再简单不过了，尤其因为其为目标操作系统提供了下载。

Note that in MongoDB, my tickets collection did not need to be created beforehand.

请注意在MongoDB中，我的tickets集合无需提前创建。

Why replace an aircraft that you cannot make fast enough?

所以为什么要用不能迅速投产的飞机来替代现有机型 呢 ?

Objective To evaluate and generalize the application of intermaxillary fixation screw in the jaw fracture.

目的评价和总结颌间结扎钉在治疗颌骨骨折中的应用.

Accurate and stable outlet flow rate can be obtained by adjust the screw in precursor valve.

只需调节导阀的调节螺钉,就能获得精确、稳定的出口流量.

SUN HYDRAULIK GMBH offers Offers to Screw-in valves , Globe valves and Valve housing.

提供轴承箱、轴承体、阀体、阀箱、阀套、阀门外壳及其它产品.

Install the screw in the trim panel depression.

安装饰板压低处的螺钉.

The distance traveled by a machine screw in a single revolution.

表示单个语义的一种书写码或机器码.

Electric heating elements shall be screw-in, direct-immersion, resistance-type heating elements.

电气加热元件应该螺纹拧进的, 直接浸入式, 电阻型 加热元件.

The screw-in version also simplified the installation, service and check up.

螺纹连接型简化了安装 、 工作和检验过程.

Signature screw down crown provide additional water safety for 100 meter water resistant.

签名拧冠为100米的水更多的水安全性.

After is has been confirmed to meet the requirements screw down the bolts.

经检查符合要求后将螺栓拧紧.

Signature screw-down crowns provide additional water safety for our 100 meter resistant models.

签名 螺杆式 冠提供更多的水上安全对我们的100米耐模式.

Signature screw down crown provide additional water safety for 50 meter water resistant.

签名拧冠提供额外的50米水深水安全性.

Screw down the cover after use.

用完后将盖子拧紧.

Screw out the oil plug while filling, and screw down as finished.

注油时, 将油塞旋下,注油毕,再将油塞旋上拧紧.

In Alaska, the northwest territories, and the former Soviet Union grey wolf a thriving population.

在阿拉斯加北部地区, 以及前苏联,灰狼有着众多的数量.