一种从力学角度描述函数轨迹变化的隐形结构，拉变数、提变数都是此引起的。
字母及数字冲子 LETTER AND NUMBER PUNCHES
数字冲印尺寸规则 largest digital print rule
数字冲模 numbering dies
脉冲与数字电路 Pulse & Numerical Circuitry ; Pulse & Digital Circuit ; Pulse & ; Digital Circuit
数字冲压机 figure punch
数字冲印尺寸法则 Largest Digital Print Rule
同年推出数字冲印 digital minilab
数字脉冲 [电子] digit pulse ; [电子] digital pulse ; Digital frequency half-bridge
数字及字母冲 number and letter punch
开始于希腊的冲减，而且数字看上去还是可控的。
Start with a Greek write-down and the Numbers look quite manageable.
在数字地形的基础上可开发各种河道信息应用系统，如冲淤分析、河床演变、工程规划、灾情评估等。
Based digital Terran information, river information application systems would be developed, such as erosion-deposition analysis, fluvial process, engineering planning and evaluation etc.
在这个“全新”的艺术时代中，数字绘画首当其冲，在表现形式和艺术观念方面均有别于传统绘画，为绘画艺术注入了新的活力。
In this new artistic time, the digital drawing is different with the traditional drawing in the manifestation and the artistic idea aspect, has infused the new vigor for the drawing art.
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