The condition for enzyme immobilization was studied by using polypropene loaded titanium dioxide membrane to immobilize pesticide degradable enzyme EC3.
利用聚丙烯负载二氧化钛膜固定农药降解酶EC3。
Particles of polypropene, with densities approaching that of water were used as tracer in the water system for the investigation of the flow characteristics.
在观察水在管内的流动特性试验中，用聚丙烯颗粒作为示踪粒子，其密度与水非常相近。
Particles of polypropene, with densities approaching that of water were used as tracer in the water system for the investigation of the flow characteristics.
在观察水在管内的流动特性试验中，用聚丙烯颗粒作为示踪粒子，其密度与水非常相近。
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