目的探讨腰椎前后位、侧位骨密度值之间的相关性。
Objective Researching the correlation between A-P and lat eral BMD of lumbar spine.
如果对骨折进行大量前后位固定的话，螺钉的位置安置也是问题。
Placement of an anteroposterior lag screw can also be complicated by screw traffic if there are a large number of screws fixing the primary fracture.
方法对73例绝经后女性腰椎前后位、侧位骨密度值，作相关性分析。
Methods Analyzing 73 menopausal women 's A-P and lateral BMD of lumbar spine to find their correlation.
线片：所有病例的患髋均应摄前后位和侧位X线片，判定松动征兆，评估一系列的X线片比单一图片信息量大。
Plain radiography: All patients should have an AP and a lateral X Ray of the affected hip. Evaluation of serial x-rays is more informative than a single image in assessing signs of loosening.
尿常规分析、全血细胞计数、空腹血糖、血尿素氮、VDRL 梅毒血清学试验及摄前后位和侧位胸片，此外，还查了血清总蛋白、白蛋白与球蛋白比率、碱性磷酸酶、凝血酶原时间及血清谷草转氨酶。
The routine urinalysis, CBC, FBS, BUN, VDRL , and AP and lateral of the chest. Besides those, I got a total serum protein and an AG ratio, alkaline phosphatase, PT time, and SGOT.
一位科学家在人们死亡前后的瞬间为他们称重，他得出结论说，人的灵魂重21克。
A scientist who weighed people immediately before and after death concluded that the human soul weighs 21 GMS.
特土良是一位教会神父，在200年前后用拉丁文写作。
Tertullian is a church father who wrote around the year 200 in Latin.
在这部书里我们还只见过一下德纳第夫妇的侧影，现在应当在那两位伉俪的前后左右，从各方面去看个清楚。
So far in this book the Thenardiers have been viewed only in profile; the moment has arrived for making the circuit of this couple, and considering it under all its aspects.
除了这样公开的荒谬言论，两位领先的社会党候选人玛蒂娜·奥布里和弗朗索瓦·奥朗德给出的承诺，似乎几乎冻结在了1981年前后。
Next to such patent nonsense, promises by the two front-running candidates, Martine Aubry and francois Hollande, seem merely frozen in time, circa 1981.
孩子们排成两行走，前后各有一位老师。
The children walked in twos with one teacher in front on behind.
结果：下颌偏位的健康有牙颌者中，在颌位矫正前后头部、肩部、腰部姿势变化者约有50%；
Results: In frontal cephalograms, 50% of subjects were found the changes of postures of head, shoulder and waist after treatment.
一位王室财务的知情人士提醒道，在脱欧公投前后，补贴金的损失已经引起了人们的担忧。
A source familiar with the Royal finances warned the loss of funding had caused concern before and after the EU referendum.
这两位妇人生孩子前后相隔四个星期。
研究人员也扫描了17名没有做过父亲的男子的大脑，和19位首次为人父的男子的大脑——在他们的伴侣怀孕前后各扫描了一次。
The researchers also scanned the brains of 17 men who were not fathers and 19 first-time fathers before and after their partners' pregnancies.
结果：在胃经沿线脂肪条带结构上三个位点针刺前后痛阈变化明显，在脂肪条带结构旁两个对照位点上针刺前后痛阈未见有意义改变。
Results: the pain threshold before and after acupuncture on points of fat strip structure along the stomach meridian varies obviously, and not the result of the points aside the fat strip structure.
这两位妇人生孩子前后相隔四个星期。
方法采用小鼠扭体法和耳壳肿胀法对芦丁与稀土元素配位前后镇痛与抗炎作用进行比较。
Methods Rat torsion and ear tumefaction were used to compare the analgesic and anti-inflammation effect between Rutin and its rare earth complexes.
前后径在轴位和正中矢状位上呈现相似的变化趋势。
AP dural sac diameter on axial and midsagittal images showed a similar tendency.
几年后，到我们厂工作的一位英国人与我聊天中发现我们都在巴格达干过二三年，时间也前后差不多。
Several years later, a Briton who was working in my factory realized that both of us were in Baghdad for two years at nearly the same time.
零位走动量即瞄准线射击前后变化量，是光学瞄具稳定性定量评价指标。
The variational momentum of the zero position is that the sighting line of object space changing quantity after the fire, is the quantitative evaluation target of the optic aiming device.
矫治前后摄X线头颅定位侧位片，对切牙位置及硬、软组织进行测量分析。
X-ray cephalometry films were taken before and after treatment, The position of the incisors and sclerous tissues and soft tissues were analyzed.
历时一年，参与本研究的三位教师的教学方式和教学观念在行动前后有了明显的变化。
Over the course of the one-year research, changes were observed in the plan and delivery of instruction as well as concept of science teaching of the three teachers who were involved.
可是在父亲去世前后，季历亦三次礼让两位兄长，不肯继承王位。
However, before and after the death of their father, Jili three times tried to yield the throne to his two older brothers and refused to assume the throne himself.
常规摄取标准正位及左侧位胸片，测量胸腔前后径及横径，计算胸腔前后径与横径之比率。
The standard P-A and left lateral chest film were taken and the A-P diameter and transverse diameter of the chest were measured, and the ratio between the both was calculated.
中国航天科技集团公司一位高级工程师周四表示，中国将于2018年前后发射其首个太空站的核心模块。
China will launch a core module 1 belonging to its first space station around 2018, according to a senior engineer with China Aerospace 2 Science and Technology Corp. on Thursday.
研究人员在毕业典礼前后采集了14位校领导手掌表面细菌样本。
The researchers swabbed the palms of 14 school officials before and after graduation.
研究人员在毕业典礼前后采集了14位校领导手掌表面细菌样本。
The researchers swabbed the palms of 14 school officials before and after graduation.
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