FW

FW

1. ■ =Feed Water 给水;

2. ■ Field Well 开采钻井;

3. ■ Flash Welding 闪焊Flywheel 飞轮;

4. ■ Fog Whistle 雾笛;

5. ■ Fresh Water 淡水;

6. ■ Full Wave 全波Full Weight 全重, 总重