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相向而行的兩行進波
Author:
ipc Wang
f(x,t)=sin(3x-2t) g(x,t)=sin(3x+2t)
GeoGebra
New Resources
第八周作业
柱體建築師
球體建築師
【案例】2018年全国1卷理科12题
判斷球體
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Solid geometry
第三組-維維安尼定律
科赫雪花 (Koch Snowflake)
我的第一个GGB绘本
三相交流电波形模拟
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Terms
Cylinder
Functions
Subtraction
Statistical Characteristics