供职于肯塔基州列克星敦大学的生物化学家AllanButterfield博士认为，中和脑内的2型烯烃很可能是对抗阿尔兹海默症的好方法。
Neutralizing type-2 alkenes in the brain will likely be a good strategy for fighting Alzheimer's, said D. Allan Butterfield, a biological chemist at the University of Kentucky, Lexington.
催化裂解催化剂是一个含改性五元环中孔沸石的固体酸催化剂，汽油一次产物在中孔沸石内进行二次裂化转化为轻烯烃。
DCC catalyst consists of a modified mesopore zeolite with pentasil structure for primary product of naphtha range to undergo secondary cracking for producing light olefins.
一定温度范围内聚烯烃均出现显著的应力波动现象，形变不均匀、不稳定。
In a certain range of tensile temperature, the stress strain behavior of polyolefins studied showed good similarity.
从电磁动态技术、内冷系统、模头、螺杆各个方面重点阐述了茂金属聚烯烃新型成型技术及其装备。
We focus on describing the new processing technology of metallocene polyolefins and it's equipment in the aspects of the electro magnetic dynamic technology, internal cooling system, mold and screw.
热塑性聚烯烃弹性体（POE）的加入，对复合材料的导电性能影响不大，其用量控制在一定范围内，可使PP导电复合材料综合性能得到较好的改善。
The addition of POE had little effect on the electrical conductivity of the composite, and when the content of POE was within a certain limit, the overall property of the composit…
热塑性聚烯烃弹性体(POE)的加入，对复合材料的导电性能影响不大，其用量控制在一定范围内，可使PP导电复合材料综合性能得到较好的改善。
The addition of POE had little effect on the electrical conductivity of the composite, and when the content of POE was within a certain limit, the ov...
热塑性聚烯烃弹性体(POE)的加入，对复合材料的导电性能影响不大，其用量控制在一定范围内，可使PP导电复合材料综合性能得到较好的改善。
The addition of POE had little effect on the electrical conductivity of the composite, and when the content of POE was within a certain limit, the ov...
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