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。
最后针对下凹问题，提出了几点改进意见。
下凹的导槽在底板背面形成加强筋，底板 不易变形；
The sunken guide-slot forms rib reinforcement at the backside of the base-plate and the base-plate is hard to deform.
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.
下凹式绿地是一种生态型的雨水渗透设施，目前还没有相关设计规范。
Low elevation greenbelt is an ecological facility of rainwater infiltration, but its design method is not standardized.
参观者进入广东省博物馆要通过中央草坪上一条石头铺成的下凹道路。
Visitors enter the Guangdong Musuem through a stone-paved depression on its central lawn.
提出了一种适用于规划层面的评价下凹式绿地雨水径流截留效率的概率分析方法。
A probabilistic analysis methodology to evaluate stormwater runoff capture efficiency in low elevation greenbelt is proposed, which is meaningful on the planning level.
在外壳内，设与旋钮相连 的主轴，其上下段分别装同步的上、下凹轮和上、下拨叉；
Principal axis connected with knob is available in shell, whose upper and lower section is respectively configured with synchronous upper and lower concave wheel and shifting fork.
不均匀沉降作用下建筑物底层反应最明显，且抵抗下凹变形的能力比抵抗上凸变形的强；
The most obvious response of building under uneven settlement occurs at the bottom story; and its ability to resist down concave deformation is stronger than that to upper convex deformation.
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.
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.
三稳定格子结构单元有三个稳定形状，三个稳定形状是平面矩形格子、下凹曲面格子和上凹曲面格子。
Each tristable lattice structure unit has three stable shapes, wherein the three stable shapes are planer rectangular lattices, lower concave curved lattices and upper concave curved lattices.
提出了评估城市下凹式绿地蓄渗降雨径流长期运行效率的概率分析方法，并基于上海市近20年的小时降雨特性参数统计数据对上海市下凹式绿地的设计进行实例研究。
Case study was also carried out for proper design of the concave-down greenbelt based on the 20-year statistical data of the hourly rainfall characteristic parameters in Shanghai area.
凹切：用于在细分下向凹形细节添加锐化的提示和技巧。
Concave Cuts: Tips and techniques for adding sharpening to concave details under subdivision.
弯道凹岸处的格宾网，应该按照上顺下挑、上疏下密的原则设置。
The bend channel mesh, should be in accordance with the next pick on CIS and the setting principle of dense petitionin under.
你何不做“凹”去忍耐一下、安慰一下她呢？
Why not do you do "are concave" endure patiently, comfort her?
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.
本文给出了无界域上大规模凹二次规划的一种下逼近算法，并证明了算法的收敛性。
In this paper, a lower approximating algorithm of large-scale concave quadratic programming in unbounded domain is constructed.
本文给出了无界域上大规模凹二次规划的一种下逼近算法，并证明了算法的收敛性。
In this paper, a lower approximating algorithm of large-scale concave quadratic programming in unbounded domain is constructed. The convergence of the algorithm is discussed.
与采用相同口径、相同相对孔径的全息凹球面光栅构成的平场光谱仪比较，在入射狭缝宽度相同的情况下，该光栅所构成的平场光谱仪的分辨率得到明显提高。
Comparing this spectrograph to the one with a holographic concave grating on spherical surface, the former has a higher resolution than the latter has when the widths of the incident slits are same.
目的研究凹球面超声换能器的声焦域在高声强和媒质有较大衰减情况下，其形状和几何位置的变化。
Objective the variations of the site and shape of focal region for a concave spherical ultrasound transducer in the case of high sound intensity and stronger attenuation were studied.
相同倒凹条件下，磨牙卡环的固位力比前磨牙卡环大。
The retention of the clasp on molar is greater than premolar in the same condition of undercut.
结论：在外科矫正青少年特发性脊柱侧凸时，上、下终椎、凹侧交界椎是必须固定的。
Conclusion: in the Surgical treatment of adolescent idiopathic scoliosis, the upper and lower end vertebrae and neutral vertebrae in concave side must be included in the fixation levels.
分析了冷挤压毛坯质量对模具的工作部分（上、下凸模和凹模）的损坏形式和寿命的影响，指出了保证毛坯质量应采取的措施。
The effect of blank quality in cold extrusion on the damage way and service life of working parts (mould and die)is analysed, and some countermeasures presented.
一凸形突起物（26）延伸自下板，并接合一关节表面，该关节表面由在上板中形成的一凹入凹处（28）所限定。
A convex-shaped projection (26) extends from the lower plate and engages an articular surface defined by a concave recess (28) formed in the upper plate.
后颅凹肿瘤即幕下肿瘤，是位于小脑蒂以下的肿瘤。
The skull concave tumor is under the curtain the tumor, is located below the cerebellum peduncle the tumor.
平锻机上的凸、凹模，铜合金挤压模，镶块，高温工作下的热剪切刀。
Tools for forge machine, die insert, extrusion mould for Cu alloy, hot shearing knives.
由冲裁变形过程的分析可知，决定合理间隙值的理论依据是应保证在塑性剪切变形结束后，由凸模和凹模刃口处所产生的上、下剪切裂纹重合。
According to the blanking distortion procedure, the theory that decide the proper gap is to make sure the edge of the male die and female die's gap can be superposition.
由冲裁变形过程的分析可知，决定合理间隙值的理论依据是应保证在塑性剪切变形结束后，由凸模和凹模刃口处所产生的上、下剪切裂纹重合。
According to the blanking distortion procedure, the theory that decide the proper gap is to make sure the edge of the male die and female die's gap can be superposition.
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