| 1. | Flexible cellular materials - bonded urethane foam
软质多孔材料-结合氨基甲酸乙酯泡沫 |
| 2. | Specification for base materials for rigid and multilayer printed boards
硬质多层印制电路板基底材料的规范 |
| 3. | Standard test method for open cell content of rigid cellular plastics
硬质多孔塑料的开孔含量的标准试验方法 |
| 4. | Standard test methods for flexible cellular materials made from olefin polymers
烯烃聚合物制软质多孔材料的标准试验方法 |
| 5. | Standard test method for determining adhesive attack on rigid cellular foam
测定硬质多孔泡沫塑料的胶粘剂化学浸蚀的标准试验方法 |
| 6. | Standard specification for faced or unfaced rigid cellular phenolic thermal insulation
光面或非光面硬质多孔酚醛热绝缘材料标准规范 |
| 7. | Standard test method for surface flammability of flexible cellular materials using a radiant heat energy source
用辐射热源作软质多孔材料的表面可燃性的标准试验方法 |
| 8. | Printed boards - part 4 : rigid multilayer printed boards with interlayer connections - sectional specification
印制电路板.第4部分:有扁导线的硬质多层印制电路板分规范 |
| 9. | Parkinson ' s disease is a neurodegenerative disorder which is caused by the death of dopaminergic neurons in the compact part of nigra
摘要帕金森病是黑质多巴胺能神经元变性坏死而引起的神经系统退行性疾病。 |
| 10. | Drought - resistant germplasms were mainly origin in low temperature , frequently drought , poor soil region , such as wangmo , luodian , rongjiang , ziyun and so on
抗旱种质多来源于贵州省低热的望谟、罗甸、榕江、紫云等干旱频繁发生、土壤贫瘠的地区。 |
