可以很方便地列出包含空间数据的表，并可将表展示为由点、线、和多边形组成的图。
You can easily list tables containing spatial data and select tables to display as a map using a combination of points, lines, and polygons.
基本上说是从下周末开始，学习三元积分，空间线积分等等。
I mean, basically starting at the end of next week, we are going to do triple integrals, line integrals in space and so on.
为此，发出一个空间数据查询，搜索其中心包含在海啸线内的所有城市。
To find out, issue a spatial data query that reports all cities such that the bounding box of the tsunami line intersects the geographical city center.
平面中的通量和空间中的通量有很大区别，在平面中，通量仅仅是线积分的另一种形式，而在空间中，它表现为曲面积分。
Flux looks quite different in the plane and in space because, in the plane, it is just another kind of line integral, while in space it is a surface integral.
这种大型轿跑车的内部空间宽敞，但空间利用率却低得惊人。采取了类似设计的轿车都从美国汽车厂商的产品线中消失了。
Big coupes like this one, projecting affluence but astonishingly inefficient in their use of interior space, have all but disappeared from the portfolios of American manufacturers.
这意味着如果你在空间中作两条平行线，它们不会聚合或离散，只会一直保持相等的距离无限延伸下去。
That means that if you draw parallel lines in space, then they will remain the same distance apart along their infinite lengths instead of converging or diverging.
空间站的雷达图像因此看上去就像是一堆密集的亮点，通过这些亮点，空间站的轮廓线能清楚地识别出来。
The radar image of the station therefore looks like a dense collection of bright spots from which the Outlines of the space station can be clearly identified.
而要想在空间中提高助推力，只需要给太阳帆增加更多的金属线或者释放更长的金属线。
Increasing thrust once in space could be a matter of adding more wires to the sail or making the wires longer.
只有在平坦的宇宙中，空间才符合标准的几何规律——三角形的内角和精确地等于180度，平行线永远不相交。
Only in a flat universe does space obey all the standard geometry-class rules-the angles of a triangle add up to exactly 180 degrees and parallel lines never meet.
两个氨冷却系统组成的防护线保证整个空间站的电力设施不会过热。
The two ammonia lines ensure that all the station's electronic equipment does not overheat.
空间占用率是线旁包装很关键的一个因素。
Space efficiency is a critical factor when packaging joins the production line.
“当我们首次考虑硅线阵列太阳能电池时，我们设想在硅线与硅线之间的空间，阳光将会被浪费，”金森·伯格解释说。
"When we first considered silicon wire-array solar cells, we assumed that sunlight would be wasted on the space between wires," explains Kelzenberg.
除了这些线之外，还需收集每个几何图形的非空间属性，并编写到XHTML文档中，而不必在访问到它们时从DB 2中检索它们。
Along the same lines, you also collect the non-spatial attributes for each geometry and encode it in the XHTML document so that they do not have to be retrieved from DB2 whenever they are accessed.
春季预算也许能留给布朗先生一线机会进一步讨好选民，尽管现已大为精减的财政留给布朗先生大派送的空间微乎其微。
The spring budget may give Mr Brown a chance to seduce voters further, though there is precious little fiscal scope left for giveaways.
我们换一个话题,开始今天的内容，线积分和3维空间中的“功”
Let me just switch gears completely and switch to today's topic, which is line integrals and work in 3D.
纸上有几条线？第一条、第二条，但是这两条线之间的空间也是一条线，看到了吗？
How many lines are there? There's the first line, the second line, but then there's a line of negative space that runs between them. See it?
两条线的交点-,可能在这个空间-,这就是重心所在处。
And where the two lines intersect-- - could be in this opening-- that's where the center of mass is located.
你的天眼让你无需脱离体外就能感受不同维的世界。（编者注:一维线，二维面，三维静态空间，思维动态）
Your third eye gives you an opportunity to experience different dimensions without having to leave your body.
iso - quanta是由具有相同目标函数值的点所构成的空间中的一条线。
An iso-quanta is a line in space formed by points with the same objective function value.
如果希望在两维空间中绘制这些数据，并将每个数据点使用一条线连接起来，就可以使用清单3给出的gnuplot脚本。
If you want to plot this data in a two-dimensional space, as well as connect each data point with a line, you can use the gnuplot script shown in Listing 3.
循环空间的对角线能根据 “Flag”画中的直线很好地工作。
The diagonal lines of cyclic space work well against the straight lines in the "Flag" paintings.
三维空间中的这两个方程会得到一条线，两平面相交的这条线。
Just the first 2 equations in three dimensions, those give me a line, the line where those two planes meet.
767装配生产线上正停放着第一架飞机-- - ZA001，为了提供更多的空间，来进行周边787生产线的后续试验，该飞机在几个星期前被迁移到那里。
The aircraft was moved there several weeks ago to provide additional room for induction of follow-on test airframes onto the neighboring 787 line.
一条之字形白色水磨石小路切入剩余的空间作为主动线。
A zigzagging path of white terrazzo carves its way through the leftover space as the main circulation.
本文用线载荷积分方程法(LLIEM)研究嵌在弹性半空间的弹性回转轴的扭转问题。
The problem of torsion of elastic shaft of revolution embedded in an elastic half space is studied by the Line-Loaded Integral Equation Method (LLIEM).
只有在点—轴系统理论中，点、线才都是内生变量，是构建空间结构模型的不可或缺的两大要素。
Only in the pole axis theory, do the point and the line become the endogenetic variable and they form the two indispensable factors of constructing spatial structure.
9am--从街头小贩那买个百吉饼或来杯咖啡，然后去市中心找灰线旅游公司（Gray Line)，或者乘坐纽约都市观光巴士公司(CitySightsNY )的双层巴士（这种巴士没有门，只是在巴士的后半部分开辟了一个较大的空间，让人从这里上下车）。
9 am - Grab a bagel and coffee from a street vendor and head to midtown for a Gray Line or CitySights NY Hop-On, Hop-Off double-decker bus.
我学到衬线及无衬线字体、改变不同字母组合间的空间、是什么造就优良的排版。
I learned about serif and sans-serif typefaces, about varying the amount of space between different letter combinations, about what makes great typography great.
我学到衬线及无衬线字体、改变不同字母组合间的空间、是什么造就优良的排版。
I learned about serif and sans-serif typefaces, about varying the amount of space between different letter combinations, about what makes great typography great.
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