人的手掌是微凹的。
我们介绍了超凸度量空间中对角拟凸和拟凹的概念。
We introduce concepts of diagonal quasi-convexity and quasi-concavity in hyperconvex metric spaces.
两面凹的：两侧或两面凹陷的。
下凹的按键表面增加了打字的舒适度。
下凹的面颊骨在她脸上形成两处凹陷。
在塑性区，水平及垂直应力均是上凹的。
The horizontal and vertical stresses are concave upward in plastic zone.
双面均凹进的；双凹的。
内凹的广场入口空间，有利于人群的集散。
Concave plaza entrance space, which is beneficial to the distribution of the crowd.
我们判定它是拟凹的。
目的探讨不同的骨骼形态中关节凹的位置情况。
Objective To analysis the position of glenoid fossa in subjects with different skeletal features.
贾平凹的《秦腔》正表达了这种无望的精神回乡。
Jia's Shaanxi Opera expresses a hopeless spiritual return to the hometown.
在视网膜的中央凹的视力比网膜其他部份更敏锐。
Vision is much more acute at the fovea than at other portions of the retina.
眼动跟踪记录这些移动，并且当眼睛注视时，标记中心凹的位置。
The eye tracker records these movements and the location of the foveal vision when the eyes fixate.
他紧贴着一个收费亭，透过模糊下凹的聚碳酸酯窗户向亭内望去。
He flattened himself out against one of the booths momentarily and looked through its clouded and sagging polycarbonate window.
活塞顶部可以做成平的、凹的、凸的或是能够促进涡流帮助燃烧的任何形状。
It may be flat, concave, and convex or any one of a great variety of shapes to promote turbulence or help control combustion.
交叉复合弯销与液压抽拔交叉型芯压铸模结构，用于压铸带内侧凹的杯形零件。
A die casting die with pumping crossed cores by crossed compound dog-led cams and hydraulic pressure is used for cupulate parts with inboard concave.
教室的窗户是内凹的，部分隐藏在金属百叶后面，金属百叶可以提供隐私和阴影。
Classroom Windows are recessed, and partially concealed behind metal louvres to provide privacy and shade.
峰后泊松比与轴向压应力之间的关系可能是一条直线，也可能是上凸的，或上凹的。
It is possible for linear, upwards concave or upwards convex relations between the post-peak Poisson's ratio and the flow compressive stress.
河道砂岩体在横切河道的地震剖面上一般表现为充填反射状的顶平底凹的单透镜体；
On seismic profile cross-cut the channel, it generally presents as a lenticle with flat top and concave bottom and has the character of infilling in reflection.
在胃中，SS细胞主要散在于胃粘膜上皮、胃小凹的底部上皮和胃腺的颈部周围分布。
In the stomach, the SS-cells were dispersedly distributed among the gastric mucous epithelium, the bottom mucous epithelium of gastric pit and in the neck of gastric glands.
一项来自瑞典的研究表明长方形、中间有下凹的颈枕能增加睡眠质量，同时减少颈部酸痛。
One Swedish study found that neck pillows, which resemble a rectangle with a depression in the middle, can actually enhance the quality of your sleep as well as reduce neck pain.
陕西民歌作为地域文化和民间文化的重要组成部分，与本土作家贾平凹的小说创作密不可分。
As an important part of zone culture and civilian culture, Shaanxi folk songs have relation to the literature activity of Jia Pingwa in some degree.
针对角膜轮廓线是凹的特点，对轮廓线重构算法做了改进，以便能构造出正确的角膜表面三角形网格。
Against the concave characteristics of corneal contour, we improve the algorithm of contour reconstruction to increase the robust of algorithm and obtain the triangle mesh of corneal surface.
本文着重介绍内凹的圆柱和圆锥组合面上落影的求法，并尝试利用解析的方法，求出落影上的特殊点。
The solution of the projection on inward concave composition surface of cylinder and cone is discussed. and the critical point on the projection is calculated with analytical method.
结论随着眼轴长度的增加，旁中心凹视网膜变薄，中心凹的最小RT及中心凹区的平均RT没有变化。
Conclusions As the AL of eye increases, the RT at the parafovea decreases, while the minimum and the average RT at the fovea remain unchanged.
为了降低整体建筑高度，临床科室设置在地面以下，通过连接建筑边缘下凹的景观庭院提供自然采光。
To reduce the overall height, a clinical department was set below street level with natural light introduced through recessed landscape courts articulating the building edge.
这时你下背部应该是一条略微内凹的曲线，上背部是一条略微外凸的曲线，脖子则是另一条内凹的曲线。
There should be a slight inward curve in your lower back, an outward curve in your upper back, and another inward curve at your neck.
结论：了解筛顶板及筛板的影像解剖及嗅凹的形成对减少前颅底外科手术并发症的发生具有十分重要的意义。
Conclusion: The imaging anatomy of ethmoidal roof, cribrum and understanding of the formation of olfactory fovea is the instructive significance for anterior skull base surgery.
结论：了解筛顶板及筛板的影像解剖及嗅凹的形成对减少前颅底外科手术并发症的发生具有十分重要的意义。
Conclusion: The imaging anatomy of ethmoidal roof, cribrum and understanding of the formation of olfactory fovea is the instructive significance for anterior skull base surgery.
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