后来荷兰画家艾雪(MC Escher)以此为题，绘了一幅名为《升与降》(Ascending and Descending)的幻觉艺术作品，利用立体与平面间的视觉矛盾，首次将彭罗斯阶梯的形象具体呈现在世人眼前。
基于24个网页-相关网页
晋升与降阶 PROMOTION AND DEMOTION
人员晋升与降职 Personnel Promotion And Demotion
上升与下降 Rising and Setting ; Ascending and Descending ; Rise & Fall
骤升与骤降 dips & swells
电压的上升与压降 Voltage Rise vs Voltage Drop
上升与下降时间 Rise and Fall times
上升时间与下降时间 Rise time and fall time
学院与升降机 college lift with
升降失调与肝胃同病 Traditional Chinese Medicinal Research
But it is unusual for systematic study to ascent and descent of semigroups of linear operators.
但对线性算子半群升与降的系统研究还不多见。
参考来源 - 算子半群的升与降·2,447,543篇论文数据，部分数据来源于NoteExpress
在整个八月份里头，Holly的其中一位同事在约塞米蒂东部边缘的图奥勒米草甸提供一个名为“约塞米蒂气候的升与降”的半常规节目。
One of Holly's colleagues has offered a semi-regular program entitled "The Ups and Downs of Yosemite's Climate" in Tuolumne Meadows, on Yosemite's eastern border, throughout August.
管理与A350升降舵相关的文件，包括图纸，工艺，切割原材料工艺以及质量报告。
Manage documentation related with A350 Elevator, included composite drawings, composite process, cutting raw material process and quality reports.
分别实现了V．29信号基本调制解调过程，包括平方根升余弦滚降脉冲成形技术的滤波器实现，以及对信号的正交调制与解调过程。
Realizes V. 29 signal basic modulate and demodulate procedure which includes square root raised cosine rolling-off shaping filter and orthogonal channel signal modulator and demodulator.
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