为什么随机信号不能用�谱表示?而必须用功率谱密度表示�? 知乎 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com






Try and sketch some of theseCaterpillar, Yacht, Splinter, Slicer, Cabbage, Hydrant, Ambulance, Alien, Prince, canyon, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #4945


anonymous
anonymous
sketch #4429 Spongebob by Brenda Peña


anonymous
anonymous
sketch #5307


anonymous
anonymous
sketch #5116 Bleach by Vrushali Rane


anonymous
anonymous
sketch #280


anonymous
anonymous
sketch #4475 Daft Punk by Reggie Garcia


anonymous
anonymous
sketch #5071 Rihanna by Johan Kennet Espinoza Moreno


Marlyn Ortiz
sketch #2030


anonymous
anonymous
sketch #2884 Robot Shimun Yeyo Ahmed


Sam Torres
sketch #2723 by Sam Torres


anonymous
anonymous
sketch #3727 Stitch by Louis Tradieu


anonymous
anonymous
sketch #2922


anonymous
anonymous
sketch #3810


anonymous
anonymous
sketch #5278 Cosmos by Jenna Khoùlix�


anonymous
anonymous
sketch #2337


anonymous
anonymous
sketch #5223 Elsa from Frozen by Ben De Jesus


anonymous
anonymous
sketch #1226 the man


anonymous
anonymous
sketch #5138 Monster by Leonie Cooper


anonymous
anonymous
sketch #949 jbj


anonymous
anonymous
sketch #5272


anonymous
anonymous
sketch #312


anonymous
anonymous
sketch #3290 Calvin and Hobbes by অনন্ত জলিল


anonymous
anonymous
sketch #5207 Gorilla by Jean-Benoit Renaud


AbdouGt Zizou
sketch #1503 L 'Algérie


anonymous
anonymous
sketch #1185


anonymous
anonymous
sketch #2017 HEYOO


anonymous
anonymous
sketch #4287 eye


Benjo Arellano
sketch #779 Gol D Roger

tomski为什么随机信号不能用�谱表示?而必须用功率谱密度表示�? 知乎 coloring