An anodizing technology was used in anodic oxidation of aluminum alloy, chemical immersion test and drop test were used to test corrosion resistance of the oxide film, and electron probe was used to analyze the oxide film morphology at edges and corners.
对铝合金进行阳极氧化,并进行化学浸泡试验和点滴试验,用电子探针观察棱角部位氧化膜的形貌。
Started with studying on the morphology of LY12 aluminum alloy anodic oxide film at edges and corners and combined with chemical immersion test and drop test, the morphology of oxide film is observed at edges and.
本文主要研究LY12型铝合金的阳极氧化工艺,着重解决在弱酸性燃料电池工作环境中,提高铝合金棱角部位耐蚀性能。
Influences of chamfer angle of PCBN cutting tool on the cutting forces and tool wear in dry turning hardened steel;
PCBN刀具干车淬硬钢时倒棱前角对切削力和刀具磨损的影响
This paper presents a study on dry turning hardened steel GCr15 with PCBN cutting tool, and the relations between surface roughness, chip form and the chamfer angle were obtained, furthermore, the inherent cause of that was analyzed.
通过对PCBN刀具硬态干切削淬硬轴承钢GCr15试验的研究,分析得出工件表面质量与倒棱前角及切屑形态与倒棱前角之间的关系,进而剖析了这一关系的内在成因,得出在实际加工中推荐选用的倒棱前角值。
Analyzing characteristic of the cube-corner retroreflector applied to laser straightness measurement;
角锥棱镜用于激光直线度测量的特性分析
By vector analysis the rectangular angle error influence on characteristics of the beam of cube-corner retroreflector;
用矢量方法分析角锥棱镜直角误差对其光路反射特性的影响
Then,the effect on the first-harmonic nonlinearity by the polarization properties of reflected light of the cube-corner retroreflector and axial rotation in the motion direction of the measurement cube-corner retroreflector is derived.
基于全反射理论分析了镀膜实体角锥棱镜反射光偏振特性,并由此推导出角锥棱镜反射光偏振特性及测量角锥棱镜以其运动方向为轴线的轴向旋转对激光外差干涉非线性误差一次谐波的影响模型。
Take a piece of sandpaper and round off the angles.
拿张沙纸把棱角磨光。
It doesn't interest me what planets are squaring your moon.
是什么磨圆了你的棱角我不感兴趣。
Take a piece of sandpaper and round off the edges of the frame.
拿张砂纸把框子上的棱角磨圆。
His craggy face was serious.
他那张棱角分明的脸十分严肃。
There was no fat on him, and his muscles stood out as though they were of iron.
他并不胖，铁铸一般的肌肉棱角分明。
He has a more angular figure than his father.
他的体型比他的父亲更显得有棱角。
Preliminary Studies on the Resistance Mechanism of Symplocos tetragona to SO_2 Pollutant
棱角山矾抗SO_2大气污染的机理
And to her it seemed that the angle of his jaw had changed; its pitch had become unpleasantly aggressive.
在她眼里他那下腭已棱角毕露，开合时咄咄逼人。
an oblique a regular, a right, a triangular ] prism
斜正、直、三角]棱柱
an oblique [ a regular, a right, a triangular ] prism
斜[正、直、三角]棱柱
Detective Sun's mouth curved in a smile, but his eyes narrowed.
孙侦探的嘴角上带笑，而眼角棱棱着。
a prism whose bases are triangles.
底面是三角形的棱柱。
on Deviation Angle of Retlected Beam in Quasi-tetrahedroid Corner Cube Prism
准四面直角体棱镜出射线偏角的研究
Influences on the deflection angle of the pentagonal prism due to dithering and fabrication angles error
五角棱镜制造角差及抖动对其转向角的影响
cornered piston ring
棱边精车过的活塞环, 修过角的活塞环
Series of angles and slopes on wedges and prisms
GB/T4096-1983棱体的角度与斜度系列
elasticized waist briefs of rib knit cotton yarn
棱纹针织棉纱宽紧束腰三角裤
A solid figure whose bases or ends have the same size and shape and are parallel to one another, and each of whose sides is a parallelogram.
棱柱（体），角柱（体）多面固体，上下两底面大