凹的

Deep rock slope of open-pit is rock excavation engineering at present.

岩石深凹边坡工程是人类进行的最大的岩石开挖工程。

The experiment of testing a paraboloidal mirror(Φ140、f/2) with designed CGH is depicted and its test result is 0.406λ PV (peak-to-valley), 0.062λ RMS (root-mean-square).

介绍了所设计加工的双计算全息图检测Φ140、f/2凹抛物面反射镜的实验，其检测结果为：PV =0.406λ，RMS =0.062λ。

Working again with master printers at ULAE, Smith used the photographic negative from the peripheral camera to make a photogravure.

在ULAE继续和熟练的印刷工一起工作，SMITH使用从外设相机而来的负片照片来制作凹版照片。

The variational trends of bending stress of the gear and pinion are analyzed based on the FEM results.

根据有限元的计算结果，分析了凸、凹齿轮齿根应力的变化规律。

Artificial rock wall is the artificial rock wall and set up the point and the line, the variety of line, such as the boss, pit, crack, angle of elevation, so that you can understand the feeling "Mountain to the absolutely peak at me".

人工岩壁是人为设置岩点和路线的模拟墙壁，路线变化丰富，如凸台、凹窝、裂缝、仰角等，让你体会"山到绝处我为峰"的感受。

This method could not only applied to outer noncircular gear with all convex pitch line but also applied to outer noncircular gear with partial concave pitch line and inner noncircular gear.

这种磨削原理不仅可以应用于节曲线外凸的非圆齿轮，而且可以应用于磨削带内凹节曲线的外非圆齿轮及内非圆齿轮。

It is linear relation between the gas discharge voltage and the single-pulse output energy both of the two laser cavity, when the voltage is 28kv the single-pulse output energy of the corner-cube cavity and the right angle cone cavity are 14.6J and 25.5J respectively, the same as the output of the plane concave cavity in the same condition.

两种谐振腔激光器的单脉冲输出能量与放电电压均呈线性关系，在放电电压28kv时，角隅腔和直角内圆锥腔单脉冲输出能量分别为14.6J和25.5J(来源：A0626BC论文网www.abclunwen.com)，和相同条件下的平凹腔输出相当。

Utricles convex abaxially, plane or slightly concave adaxially; rostra 1/8-1/5 length of kernel; seed adherent to pericarp; leaves and bracts acute but not acicular at apex.

胞果凸背面，正面的平面或者稍凹；喙1/8-1/5段珠心；种子附着于果皮；叶和苞片锐尖但不是针状的在先端。 16 Corispermum 虫实属

The local heat transfer coefficients on the concace, convex and plane wall of a duct have a mild difference, with the heat transfer coefficent of concave surface being the largest and that of the convex surface the lowerest.

同一通道中凸、凹表面的局部换热系数有一定程度的差别。凸面的换热优于平面，后者又大于凹面。

The recess (13) has a bottom surface (14) transverse to the plane of symmetry and substantially parallel walls (15) along said plane.

该凹槽(13)有一个横切对称平面的底面(14)和与所述对称平面基本平行的内壁(15)。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。