| 1. | This kind of machine performs satisfactorily .
这种机器性能良好。 |
| 2. | Foam rubber provides good insulation .
泡沫橡胶隔绝性能良好。 |
| 3. | Polyethylene is an excellent barrier to water vapor .
聚乙烯保水蒸汽的性能良好。 |
| 4. | Epoxies have good casting properties and the parts may readily be cemented together at room temperature, allowing the fabrication of complicated models .
环氧树指的浇铸性能良好；由此种材料制成的部件，在室温下很易于粘合，可用来制造形状复杂的模型。 |
| 5. | The production efficiency will be increased greatly
产品经用户现场使用，性能良好。 |
| 6. | The windows permit light and air to enter
这些窗户采光及通风性能良好 |
| 7. | 1 . large sustain , good wear - resitant
1承载好，耐磨性能良好。 |
| 8. | Foam rubber provides good insulation
泡沫橡胶隔绝性能良好 |
| 9. | A very nice bicycle for sale , with a lock , in very good condition
自行车，有锁和前轮挡板，性能良好 |
| 10. | Zirconium tungsten electrode has good performance in ac welding
锆钨电极在交流条件下，焊接性能良好。 |
