查询词典 rib hole

2 Mark the position of every aileron rib and drill a small hole through the spar

1/2 经过桅杆的标记每个补助翼肋的位和手钻一个小的电洞，扩大桅杆的内侧面的电洞接受，将会支援

The cylindrical film holes are 45° inclined and perpendicular oriented, there are totally fourteen holes placed on one ribbed wall. Geometrical parameters such as rib angle (45°, 60°, 90° and 120°), rib height (h/e=1.0, 2.0), location of the hole relative to rib on the discharge coefficients and pressure loss characteristics are all studied systematically.

实验中主要研究了肋的角度(θ=45°、60°、90°、120°)、肋的高度(h／e=1.0、2.0)、肋与气膜孔的相对位置、通道横截面的高宽比(H／W=0.5、1.0、2.0)等几何参数对气膜孔出流特性的影响，以及肋的几何结构、气膜孔的出流对通道流阻特性的影响。

In order to resolve the problems of the die pin fracture and improve product seaming during the manufacture of aluminum alloy micro multi void tubes,on the LLJ300 continuous extrusion machine,the die with strengthen rib in flank of mandrels,preforming die and uniformity metal flowing hole are designed.

为了解决汽车平行流多孔管连续挤压过程中模具孔针断裂和产品焊合质量不好的问题，采用LLJ300铝连续挤压机，研制成功了具有凸模侧面加强筋、预成型模和具有分流通道的汽车空调平行流多孔管连续模具和腔体，有效解决了平行流多孔管连续挤压过程中存在的技术难题，并已应用于工业化生产。

Numerical simulation was conducted to investigate the flow field of internal cooling passages with both rib-roughened walls and film hole suctions and discharge coefficients of film holes,with rib angles 45°,60°,90°,120°respectively.

利用有限体积法对三维不可压缩的N-S方程进行离散，对同时带肋和气膜孔出流的内流冷却通道在45°，60°，90°，120°肋的结构下进行了数值模拟。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。