Angle of Incidence the Angle between an incident ray and the normal to a reflecting or refracting surface.
入射角度入射光与照射在反射或折射平面上的正常光线之间的角度。
BACKGROUND: the incidence rate of spondylolysis of lumbar vertebral arch in recruits is higher during the training, and it affects the normal training.
背景：新战士在新兵训练期间出现腰椎椎弓峡部断裂发病率较高并影响了正常训练。
The positive correlation between cigarette smoking and the incidence of lung cancer; the negative correlation between age and normal vision.
吸烟与肺癌发病的正比关系；年龄与正常视力之间的反比关系。
Total incidence of major adverse cardiac events in hypokalemia group(23.8%) was higher than that in normal potassium group(15.8%).
低血钾组总的严重不良事件发生率（23.8%）明显高于正常血钾组（15.8%）。
Results Brain vasospasm incidence rate was low in the treatment group, and TCD indicated that blood flow speed approached normal.
结果治疗组脑血管痉挛发生率低，TCD显示血流速度接近正常；
Stenosal incidence: It was higher in the diabetic nephropathy group than that in the normal control group (P< 0.05).
狭窄的发生率：糖尿病肾病组高于正常对照组（P<0.05）。
The depression incidence rate of puerpera in obstetric forceps delivery was obvious higher than that in hysterotokotomy or that in normal labor(P<0.01).
分娩方式中的产钳助产产妇抑郁症状发生率明显高于剖宫产及自然分娩组（P＜0．01）。
The optimum choice of grazing incidence on the basis of the demands soft X ray normal incidence microscopic optics is presented.
依据正入射软x射线显微成像系统对聚光镜的要求，论述了采用掠入射聚光镜是最佳选择。
Conclusion: the incidence of postpartum depression is high. The main obstetrical factors include the time of pregnancy and abortion, the history of bad procreation way, whether normal delivery or not.
结论：产褥期抑郁症发生率较高，怀孕次数、流产及引产次数、不良生育史、是否正常产是产褥期抑郁症主要的产科危险因素。
Methods: The incidence rates of early reproduction inability of chromosome heteromorphism group and normal karyotype group were compared by using G, C-banded chromosome karyotype analysis.
方法：采用G、C显带染色体核型分析等方法，比较染色体异态核型人群和正常核型人群的早期生殖障碍的发生率。
Results It has been proved that the incidence of Anxiety Emotion is 66.7 %, the incidence of Dumps Emotion is 57.1 %. It is quiet higher than the normal people group.
结果丙型病毒性肝炎患者的焦虑情绪发生率为66.7%，抑郁情绪发生率为57.1%，明显高于正常人群。
The incidence of adverse perinatal period in pre-eclampsia group was significant higher than that in patients with pregnancy-induced hypertension(P<0.01)and normal pregnancy group(P<0.01).
子痫前期组围产儿结局不良发生率明显高于妊娠高血压组（P<0.01）及正常妊娠组（P<0.01）。
Most studies have confirmed that the incidence and recurrence of cryptogenic stroke in patients with PFO is markedly higher than in the normal population.
大量的研究结果证实伴卵圆孔未闭者发生隐性脑卒中的机率及复发率明显高于正常人群。
Dose distribution in water is calculated for normal incidence of proton beams.
计算了质子束垂直入射于水中的剂量分布。
The incidence rates of reproduction abnormality of chromosome polymorphism group and normal karyotype group have been compared by G-banded chromosome karyotype analysis.
本研究将染色体多态核型人群和正常核型人群分组，进行G显带染色体核型分析，以比较两组人群的生殖异常的发生率。
The absolute amplification factors were the largest under the condition of normal incidence, and the difference of the relative amplification factors at the left and right sides was not obvious.
地震波垂直入射时引起的地表放大效应最大，山谷左右两侧地表放大效应相对相差不大；
However, in the presence of amplitude variation with offset (AVO), and particularly at large offsets, reflection coefficients and polarities may differ significantly from those at normal incidence.
然而，在振幅随炮检距变化的情况下，即当偏移距范围很大时，无论是反射波的振幅还是极性都发生了非常大的变化。
Therefore, based on the special rule of the change of s component's transmittance, a new way to realize the normal incidence of non-visible light is found.
因此，利用S分量透射比随入射角变化的独特规律，我们找到了一种实现非可见光垂直入射简便可行的方法。
This paper examines the failure modes of ductile metal plates subjected to impact by rigid flat-ended projectiles at normal incidence.
对延性金属靶板在刚性平头弹丸正撞击下的破坏模式进行了研究。
But most of the obstacles is found to occur in the original population of normal mental performance, incentives can be obvious or not obvious, but have a clear incidence of stage.
但大多数障碍却是发生在原来心理表现正常的人群中，诱因可明显或不明显，但都有明确的发病阶段。
Conclusion: Childbearing did not elevate diabetes incidence among those with normal glucose tolerance during pregnancy (without GDM).
结论：对于怀孕期间糖耐量正常的孕妇(无妊娠糖尿病)，分娩不会增加未来糖尿病的发病率。
The incidence on cerebral vascular incident in all the 23 patients were significantly higher in the patients with abnormal cerebral arterial blood velocity than those normal (P<0.05).
所有2 3例发生脑血管事件的患者进入研究时颅内动脉血流速度异常者脑血管事件发生率显著高于颅内动脉血流速度正常者（P< 0 .0 5 ）。
Since a normal incidence plane wave is used as the reference wave, the difficulty and complexity of phase aberration and phase unwrapping of DHM are remarkably decreased.
使用垂直于像平面的平面光为参考光，降低了数字全息显微术中相位补偿和解包的难度和复杂性。
All materials have strong absorption in EUV region. Therefore, using multilayer coatings is the only approach to construct normal incidence optical systems.
在极紫外波段，任何材料都存在严重的吸收，因此采用多层膜实现高反射率，是构建正入射式光学系统的唯一途径。
The laboratory is aimed at measuring the sound absorption and insulation properties of small test pieces in the normal incidence condition.
本实验室用于测量小试件法向入射条件下的吸声及隔声性能。
SiGe multi quantum Wells normal incidence intersubband absorption dispersion effect.
标签硅锗多量子阱垂直方向子带间吸收色散效应。
SiGe multi quantum Wells normal incidence intersubband absorption dispersion effect.
标签硅锗多量子阱垂直方向子带间吸收色散效应。
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