制造的原理 第八季 How It's Made Season 8 (2007)认领

　　1. Photographs; Fur Tanning; Welding Electrodes; Violins 　　2. Motorcycles; Clay Pipes; Drumsticks; Whistles 　　3. Glass Bottles; Hacksaws; Goalie Masks 　　4. Lacrosse Sticks; Frozen Fish; Flashlights; Paintbrushes 　　5. Deep Cycle Batteries; Tins; Optical Lenses 　　6. Pistons; Paint Rollers; Parachutes; Chimneys 　　7. Fishing Reels; Miniature Houses; Kitchen Mixers 　　8. Horseshoes; Dishwashers; G...