Numerical simulation technique is used to investigate the effects of a compound angle (30°,45°or 60°) on the film cooling performance based on a trench-shaped hole geometry.
本文对开槽前扩孔及在此基础上加30°、45°和60°不同角度复合角的气膜冷却结构进行了数值模拟,计算了指定冷却壁面的温度场分布以及冷却效率。
EFFECTS OF A TRENCHED-HOLE,SHAPED HOLE AND COMPOUND ANGLE ON FILM COOLING
开槽前扩孔及复合角对气膜冷却的影响
Square files are used to enlarge square and rectangular openings, filings, slots, keyways and other similar purposes.
主要是为了扩大方形和长方形、锉削、槽孔、键槽和其他相似的用途。
Slotted capstan screws
GB/T832-1988开槽带孔球面圆柱头螺钉
Causing dilatation of the pupils.
瞳孔开大的使瞳孔扩大的
The changes of the nostrils and the gaps of the cleft alveolar and palate in the infants with cleft lip and palate after presurgical nasoalveolar molding therapy
唇腭裂婴儿术前鼻牙槽骨塑形治疗后鼻孔、牙槽和腭部裂隙的变化
Analysis on Buckling Behavior of Cold-Formed Lipped Channel With Perforated Web
冷弯薄壁卷边槽钢开孔腹板屈曲性能分析
Study on Stability of Web with Circle Openings in Cold-Formed Thin-Wall Lipped Channel Beams
冷弯薄壁卷边槽钢梁开圆孔腹板稳定性能研究
Application of shallow hole blasting in groove rock excavation construction
浅孔爆破在沟槽石方开挖施工中的应用
Treatment of cervical spondylotic myelopathy and radiculopathy by anterior subtotal vertebrectomy and decompression combined graft and internal fixation
扩大式开槽减压治疗脊髓神经根型颈椎病
The Coddington is essentially a sphere with a slot cut in it to allow an aperture smaller than the pupil of the eye.
科丁顿放大镜实质上是一个球，球面上开槽，使得孔径小于眼的瞳孔。
TO LF DOOR KEY CYL SWITCH
到左前门钥匙孔开关
TO RT DOOR KEY CYL SW
到右前门钥匙插孔开关
drunken saw
【机】切[开]槽锯
a threaded fastener used either with a nut or with a tapped hole; slotted head can be driven by a screwdriver.
一种或有螺帽或有塞孔的螺纹扣件；其开槽头可以由螺丝起子钉入。
An Experiment Study on Post-Buckling Behaviour of Cold-Formed Lipped Channel With Perforated Web
冷弯薄壁卷边槽钢开孔腹板屈曲后性能的试验研究
3-D Elastic and Plastic FEM Analysis of Hydraulically Expanded Tube-to-Tubesheet Joints with Tubesheet Hole Groove;
管板孔开槽的液压胀接接头三维弹塑性有限元分析
DISCONNECT THE RIGHT FRONT DOOR KEY CYLINDER SWITC
断开右前门钥匙插孔开关。＊＊
DEVELOPMENT AND APPLICATION OF UNDER-REAMED BORE PILE DRILLIED BY MECHNICAL ROTATING CUTTER
钻孔机械旋转刀扩底灌注桩的开发与应用