凹的例句大全

The deuterogenous different compact effects can make the lenticle become such with a raised top and a concave bottom which is just like an eyeball.

后期的差异压实作用可使一些河道呈下凹上凸的眼球状反射结构。

The Finite Element Analysis and Optimum Design of a Moving Central Tray in Railway Vehicle with a Concave Bottom

凹底平车移动心盘有限元分析及其优化设计

Through the experiment verified that the hydrodynamic deep drawing technology quality forming a high-lever concave bottom piece of feasibility and achieving high quality forming parts.

通过实验验证了采用充液拉深工艺一次高质量成形内凹底筒形件的可行性，得到了较高质量的成形零件。

The concave bottom mill shoe is used to grind downhole small objects and other unstable fallen objects.

凹底磨鞋可用于磨削井下小件落物以及其它不稳定落物。

FEM Analysis on Warm Extrusion Concave Die of Drilling Bit Shell

凿岩钎头壳体温挤压凹模的有限元分析

It researched on a practical project based on the design theory educed before, ascertained the radius of convex curve with alterable angles and concave curve with alterable angles, finished the design of disposal structure.

根据所研究出的设计理论，进行一项工程实例的设计研究，确定该实例的凹变坡和凸变坡转弯半径，完成转弯段布置结构设计。

Design of belt conveyor for concave slope variable turn

凹变坡转弯带式输送机的设计

A Film Thickness Instrument by Spectrophotometry Element of Holographic Concave Grating

用全息凹面光栅作为分光元件的膜厚测量仪

An approximate analysis on concave ( plane) GRATING-MIRROR stable resonator

凹（平）面衍射光栅稳定共振腔的近似分析

Practical application showed that the improved crystallizers solved the problems such as concave big plane and flat side plane of the ingot successfully, and thereby the producing rate was enhanced effectively.

实践证明，对结晶器的改进，成功地解决了扁铸锭大面凹、小面分层的问题，提高了铸锭铣面成品率和热轧成品率。

Therefore, the scheme of four cages that are disposed on the side of concave bank is the last scheme according to the practical engineering problem.

因此，针对所要解决的工程实际问题，决定采用紧靠凹岸布置四道斜底槛的方式作为最终的消减急流冲击波方案。

Pa/ Peof concave bank point bars averages 5.3, which is near that of half-matured point bar.

凹岸边摊的Pa／Pe值与半成熟边滩接近.平均为5.3；

Apron Protection for Concave Bank Along River Subgrade of Mountain Area

山区沿河路基河湾凹岸的护坦防护

On Security Distance-abeam Computation Model at Inland Curving Channel Concave Bank Intake Place

内河弯曲航道凹岸取水口处船舶安全横距计算模型研究

Concave bank Beach Bar Deposition of Meandering River

曲流河凹岸滩坝沉积模拟研究

The design methods of the apron protection for concave bank along subgrade river are effective measures pass through practical application.

通过工程实际应用，证明河湾凹岸路基冲刷防护采用护坦基脚式挡土墙或护坦式基脚护坡是一种经济有效、易行的浅基防护型式。

The external cause is the mother current scouring the concave bank and the lateral circulation scouring the curved river channel.

凹岸部位主流线的顶冲和弯曲河道横向环流的侧蚀，是决口的外部因素；

It can complete variable angle continuously placement, form concave curve surface, change the width of fiber belt.

它可以实现连续变角度铺放，并可成形凹曲面，且纤维带宽可变化。

Single cam linkage mechanism can overcome the shortcomings mentioned above, however the new problem is that the mechanism can not generate the path which has concave curve.

单凸轮连杆组合机构可克服上述缺点，即可以方便地再现预定轨迹并有精确解，但其缺点是难以实现内凹曲线的轨迹复演。

The research result showed that: With the increase of distance from shield tunnel central axis, the initial excess pore water pressure decreased in a concave curve shape.

分析表明：随着离隧道中心的径向距离增加，土体各点的初始超孔隙水压力呈凹曲线衰减。研究了隧道埋深、盾构直径对土体初始超孔隙水压力的影响。