动态商品模板宽高合法入参
说明：动态商品模板查询仅支持下表所列宽高组合。同比例下的各项传参，均返回最大尺寸的投放展示模板，各版位确保投放可用。
| 宽高比 | 支持宽高 |
|---|---|
| "16:9" | { width: 1280, height: 720 }, { width: 480, height: 270 }, { width: 640, height: 360 }, { width: 960, height: 540 }, { width: 800, height: 450 } |
| "9:16" | { width: 1080, height: 1920 }, { width: 720, height: 1280 } |
| "7:2" | { width: 582, height: 166 }, { width: 960, height: 274 } |
| "3:2" | { width: 480, height: 320 } |
| "4:3" | { width: 480, height: 360 } |
| "1:1" | { width: 147, height: 147 }, { width: 800, height: 800 } |
| "960:334" | { width: 960, height: 334 } |
| "800:640" | { width: 800, height: 640 } |
| "465:230" | { width: 465, height: 230 } |
| "640:800" | { width: 640, height: 800 } |
| "640:960" | { width: 640, height: 960 } |
| "640:1136" | { width: 640, height: 1136 } |
| "640:316" | { width: 640, height: 316 } |
