1) Step hole
阶梯孔
2) Inverse Stepped Hole
反阶梯孔
3) The resonator with step-changed mirror and output aperture
阶梯孔耦腔
4) ring with stepped hole
阶梯孔环件
1.
The axial volume flow for rolling ring with stepped hole is demonstrated based on its deformation characteristics and dimension variation law of ring with rectangular cross section, and the voltlme flow amount is calculated.
本文分析了矩形截面环件轧制尺寸变化规律和阶梯孔环件轧制变形特征。
2.
he rolling deformation characteristics for ring with stepped hole are analysed and the ring diameter in rolling is derived.
本文分析了阶梯孔环件轧制变形特点和尺寸变化规律；证明了阶梯孔环件轧制中存在轴向体积流动，导出了体积流动量的计算式，并指出了实现体积流动的进给条件。
5) ladder
阶梯
1.
Test research of hydraulic power steering gear under the road excitation of ladder road;
汽车液压动力转向器在阶梯路面激励下的试验研究
2.
A Study of Giving Lectures on Computer Fundamental Konowledge in Universities and Colleges by Employing Laddered and Task-stimulated Mechanism on Different Subjects;
高校计算机基础知识的分科阶梯式任务驱动机制授课研究
3.
It introduces one kind of new technology—— "ladder"-like sealing off a borehole by slipping casting.
提出了一种针对深钻孔的注浆封孔新方法——"阶梯"式注浆封孔方法。
6) step
阶梯
1.
The die reduces the blanking forces by the combing use of step and oblique edge, improves the liability by the use of extra spring-loaded stripping and alternative clearance blanking, and makes it more easy to make and maintain.
该模具在结构上采用斜刃阶梯相结合降低冲裁力 ,运用外置式弹压卸料及变间隙冲裁提高了模具的可靠性 ,主要工作零件结构设计采用浮动、快换、镶拼等方式 ,方便了模具的制造和维修。
2.
The thermal_differential drawing method and the step beveled_edge blanking method were stated.
介绍了降低冲压力的方法与措施 ,叙述了温差拉伸法和阶梯斜刃冲裁法 ,同时指出了冲压资料中斜刃冲裁力计算公式的适用范围 ,对于解决生产中的实际问题有一定意
参考词条
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。