| 1. | The heart is located roughly in the center of the chest cavity. it is surrounded by a protective membrane, the pericardium .
心脏大至位于胸腔的中央，为一个保护膜即心包膜所包围。 |
| 2. | I want you to sit down on that protective plastic
我想让你们坐在塑料保护膜上 |
| 3. | I want you to sit down on that protective plastic . .
我想让你们坐在塑料保护膜上. . |
| 4. | Product description : pda high grade screen protector
产品名称： palm高级屏幕专用保护膜 |
| 5. | Protective coating on plastic sprayed metal
金属喷塑件表面保护膜的制备 |
| 6. | Product description : sony professional screen protector
产品名称： sony高级屏幕专用保护膜 |
| 7. | Property and application of a new functional protective coating
新型保护膜材料的性能及应用 |
| 8. | Repair , seam filling and coating film materials for wall
修补、填缝、不垂流壁材涂覆保护膜。 |
| 9. | Exquisite vein treatment protection film
精致的皮纹处理与保护膜 |
| 10. | Co - extrusion surface protection film
共押出表面保护膜 |
