A giant composite image of the Milky Way's center has been taken by NASA's three Great Observatories - the Hubble and Spitzer Space Telescopes and the Chandra X-ray Observatory.
NASA的三架大型天文台——哈勃太空望远镜、斯皮策太空望远镜与钱德拉X射线天文台近日联合拍摄了一张银河中心区域的大型复合照片。
Today, accelerators producing X-rays, protons, neutrons or heavy ions can be found at every major medical center in the U.S..
如今，全美每个主要医疗中心均具备产生X光、质子、中子或重离子的加速器。
Figure 6 shows the display of the game board with an X now populating the center square.
图6显示了中心方格填充x之后的游戏面板。
A powerful X-ray blast drew the attention of astronomers to the event, located near the center of a galaxy about 700 million light-years from Earth.
强烈的X射线爆炸引起天文学家们的注意，它发生在到离地球大约7亿光年的星系中心附近。
You can also tailor ellipses using the ellipseMode function, which specifies whether the x,y location represents the corner (CORNER) or the center of the ellipse (CENTER).
还可以使用ellipseMode函数定制椭圆，它指定x,y位置是否代表了椭圆的角（CORNER）或中心（CENTER）。
Create new file 1280 x 1024 px. Create a rectangular selection in the center of the image, hit Q to enter quick mask mode.
建立一张1280*1024的白底画布.然后在画布中间用选框工具建立一个矩形选区进入快速蒙版模式(Q).
According to the Sunday Times, a study carried out by the Center for Work-Life Policy has revealed that 43 per cent of university-educated women from Generation X were child-free.
据《星期日泰晤士报》的报道，工作-生活政策中心开展的一项研究显示，X一代人中受过大学教育的女性有43%都没有孩子。
Like the Ares I-X and NASA shuttles, the towering Saturn V launched from the Kennedy Space Center in Florida.
就像战神i - X和NASA的航天飞机一样，土星五号的发射在佛罗里达的肯尼迪航天中心进行。
If your machine has a graphics card, the X server will start up and the Welcome Center will open automatically.
如果您的机器装有显卡，X服务器将启动，欢迎中心将自动打开。
Does the passage of Planet X usually coincide with the passage of our solar system through the galactic center?
是否行星x过境通常与我们的太阳系通过银河系的中心同时发生呢？
The Style X body design has special geometry and plate configuration to allow each plate to strike the stop pin in its center of percussion.
类型阀体结构具有特殊的几何结构和阀瓣配置，使得每个阀瓣撞击在其撞击中心的止动销上。
Astronomers % have seen other similar X-ray blasts before, but never were able to pinpoint them at the center of a galaxy, where black holes lurk.
天文学家们以前曾经看到过其他类似的X射线爆炸，但是从未能够确定爆炸发生在星系的中心，也就是黑洞潜伏的地方。
Astronomers have seen other similar X-ray blasts before, but never were able to pinpoint them at the center of a galaxy, where black holes lurk.
天文学家们以前曾经看到过其他类似的X射线爆炸，但是从未能够确定爆炸发生在星系的中心，也就是黑洞潜伏的地方。
Astronomers have seen other similar X-ray blasts before, but never were able to pinpoint them at the center of a galaxy, where black holes lurk.
天文学家们以前曾经看到过其他近似的X射线爆炸，可是年夜未能够确定爆炸发生在星系的中心，也就是黑洞暗藏的处所。
X inactivation starts at the X-inactivation center(XIC) and spreads throughout the chromosomes.
染色体失活开始于X染色体失活中心（XIC），然后传播到整条染色体。
C or F value, the X and Y coordinates of the center of a pixel at the up-left corner of the image, can be measured according to characteristic point in topographic map.
值为栅格图像左上角像素中心在地图上的X，Y坐标，其值可以根据特征点在地形图中的坐标量测获得。
Microcomputer controlled electro-contact touch needle is used to find center of the hole in X orientation and measure diameter in Y orientation.
电接触探针在微机控制下，在X方向找中心，在Y方向进行孔径测量。
The Chandra X-ray image provides evidence that each galaxy contains a rapidly growing supermassive black hole at its center.
钱德拉所拍摄的图提供了每个星系中心都包含了一个超大质量的快速成长黑洞的证据。
A powerful X-ray blast drew the attention of astronomers to the event, located near the center of a galaxy about 700 million light-years from Earth.
强烈的X射线爆炸引起天文学家们的注重，它发生在到离地球年夜约7亿光年的星系中心四周。
A powerful X-ray blast drew the attention of astronomers to the event, located near the center of a galaxy 4 about 700 million light-years from Earth.
强烈的X射线爆炸引起天文学家们的注意，它发生在到离地球大约7亿光年的星系中心附近。
Astronomers studied NGC6240 because it produced unexplained bursts of X-rays that appeared to come from one of two nuclei at the galactic center.
天文学家之所以研究NGC6240，是因为发现该星系中心有两个核，此中一个不竭爆发出难以解释的X线。
The light alloy bridge is 25 percent stiffer than traditional designs and the X rail has a 50 percent lower center of gravity for smooth, precise operation.
轻合金桥架，较传统设计刚性提高25％，X向导轨重心降低50％， 从而保证了平稳、精确的运动。
These new sports are called "extreme sports" and all center on the "X-factor"...
这些新的运动叫做极限运动，他们都集中在极限这个要素上。
Playing an important role in PACS, ultrasound subsystem together with CT and X-radiography subsystems works as the image Provider and image processing center.
超声子系统是PACS的重要组成部分，它与CT、X线等子系统一起成为PACS中的图像来源和图像处理中心。
Gregory Auditore, 21, works as an X-ray technician at Beth Israel Medical Center.
格雷戈里·艾齐奥，21岁，在贝斯犹太人医疗中心做一名X光操作员。
X-ray data (blue) indicates the presence of a supermassive black hole feeding at the center of an active galaxy embedded in the blob.
同时在X射线（蓝色）显示，云球有个超大能量的黑洞，喂养著中心的活跃星系。
One way is to find the geometric center of the object by computing the object bounding box by finding the maximum and minimum X, Y and Z values, then computing the mid-point of the bounding box.
先找到物体包围盒的中心，找到物体最大和最小的X，Y，Z坐标，两个坐标中点就是物体包围盒的中心。
X inactivation starts at the X inactivation center (XIC) and spreads throughout the chromosome.
失活开始于XIC，然后传播到整条染色体。
X inactivation starts at the X inactivation center (XIC) and spreads throughout the chromosome.
失活开始于XIC，然后传播到整条染色体。
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