The bone density of the mandibular angle and coxofemoral region can be measured with dual-energy X-ray absorptiometer.

可以使用双能 X 射线吸收仪测量下颌角和股骨区的骨密度。

youdao

This penetrating view of the central region of the Eagle Nebula from Nasa's Chandra X-ray observatory reveals the incredible amount of star formation inside the iconic 'Pillars of Creation'.

这张有点透视效果的图是从美国宇航局的钱德拉X射线天文台获得的鹰状星云的中心地区，它揭示出传说中的“创作之柱”里包含着数量惊人的恒星。

youdao

Stretching across 190 x 112 km, this region of Mars covers an area of about 21 280 sq km, which is roughly the size of Slovenia.

这一地区约为190*112公里，占地21280平方公里，大约相当于斯洛文尼亚的面积。

youdao

Wednesday, October 4, 2011- HHS Regional Director for Region X Susan Johnson will speak at the Latino Health Forum at the Seattle Community College.

WHITEHOUSE: El Presidente Obama Te Responde

Too often I attend a tasting, remark to a companion that I like a wine from region X, only to be told that I couldn't possibly like region X as it is too expensive, too ripe, too austere, or whatever prejudice smothers the taster's palate.

WSJ: Will Lyons on Wine: Thinking Inside the Bottle

Chandra made the longest X-ray exposure of the region to date.

BBC: Black hole 'on a diet'