Two of them intersect in a curved line which in turn intersects with the third hyperboloid in a point corresponding to the unknown three-dimensional user position.

两个曲面相交得到一条曲线，曲线与第三个曲面的交点既是用户的三维坐标。

youdao

In a multimedia information delivery system, perform provision of information services by recognizing the position of a user and then utilizing the user position thus recognized.

在多媒体信息发布系统中，通过确认用户位置和然后利用这样确认的用户位置执行提供信息服务。

youdao

When in cursor-positioning mode, the user can tab to, or position the cursor on, any character in the input field.

当您处于游标定位模式时，用户可以切换，或者定位游标到输入区域的任何一个字符之上。

youdao

Like Kinect, these solutions will have a pair of 640 x 480 camera sensors to measure user position in 3D space, but don't expect them to have motorized tilt functionality or voice recognition -- PrimeSense said it won't be able to make those available for manufacturers, as they're all Microsoft ideas.

ENGADGET: Kinect tech destined for TV-embedded greatness in 2011, HTPC integration later this year

"We believe Facebook's virtual ownership of the social graph, strong competitive moat, and unwavering focus on the user experience position the company to significantly improve monetization over time and to become an enduring, blue-chip company built for the long term, " J.

WSJ: Analysts Hit the Tepid Button on Facebook

Zoom Position Memory, ideal for analyzing sports plays, allows quick switching among three angles of view - Full Wide, Full Tele, and a user-settable position in between.

ENGADGET: JVC launches Procision slow-mo HD camcorder, refreshed Everio line at CES