spark
https://www.bilibili.com/video/BV174411X7Pk?t=489&p=21
matlab
https://www.bilibili.com/video/BV1je411x7zw?from=search&seid=10482906902893037629
1小时入门 https://www.bilibili.com/video/BV1hE411Q7T4?from=search&seid=10482906902893037629
数学建模分析 https://www.bilibili.com/video/BV1DW411s7wi?from=search&seid=10482906902893037629
PHOTOShop
https://www.bilibili.com/video/BV1A4411M729?from=search&seid=5219909955583406607
https://www.bilibili.com/video/BV1Xs411q7DW?from=search&seid=5219909955583406607
最新
https://www.bilibili.com/video/BV1h7411M7QD?from=search&seid=14599387204311954326