| 1. | The development of plastics is the direct result of the study of molecular structure .
塑料的发展是分子结构研究的直接成果。 |
| 2. | They point out inadequacies in applying criteria developed from metallurgical practice to reinforced plastics .
他们指出了把冶金工业采用的断裂标准应用于增强塑料的不适合性。 |
| 3. | In any case, only good quality thin sections prepared by impregnating the sandstone with coloured low-viscosity plastic should be used .
在任何情况下，都只能用浸染过有色低粘性塑料的砂岩所制成的高质量薄片。 |
| 4. | - you should be in a plastic bubble . - plastic
-那你应该待在一个塑料袋里-塑料的 |
| 5. | Method for measuring shrinkage from molding plastics
模塑成型塑料的收缩性测量方法 |
| 6. | 1 testing methods for thermosetting plastics amendment 1
热固性塑料的试验方法 |
| 7. | Standard specification for crosslinkable ethylene plastics
交联乙烯塑料的标准规范 |
| 8. | Standard practice for outdoor weathering of plastics
塑料的室外风化的标准操作规程 |
| 9. | You should be in a plastic bubble . - plastic
那你应该待在一个塑料袋里-塑料的 |
| 10. | Standard test method for stress crazing of transparent plastics
透明塑料的应力裂纹 |
