Crosslinked polyethylene was prepared by using DMDPB as crosslinking initiator and irradiated by ultraviolet lamps, the crosslinking ratio could reach 36.9 %.
利用DMDPB作为交联引发剂,用聚乙烯进行了紫外交联试验,交联度达到36 9%。
Ultraviolet lamps are a type of low pressure mercury vapor discharge lamps, which belong to special type fluorescent lamps and are widely applied in sewage disposal and water purification.
紫外线消毒灯是一种低压汞蒸汽放电灯,广泛应用于污水处理和净化中。
Monitoring with ultraviolet photometric device did not cause injury of skin and eyes of monitors and the rate of reaching targeted level of radiation intensity of the ultraviolet lamps was 96.94%.
用紫外线强度检测装置法监测,对监测人员不会造成皮肤和眼睛的损伤,紫外线灯管辐照强度的达标率为96.94%。
Results: the routine monitoring method caused injury of eyes and skin of monitors to various degrees and the rate of reaching targeted level of radiation intensity of the ultraviolet lamps was 90.92%.
结果,常规监测法对监测人员的眼睛和皮肤均有不同程度损伤,紫外线灯管辐照强度的达标率为90.92%。
There was a calculation method for determining necessary lamps in a rectangled ultraviolet air washer, but it had a limiting condition.
国外已有矩形紫外线消毒器必要灯管数的计算公式,但有限定条件。
OBJECTIVE: Photo stability of nifedipine (NF) under ultraviolet and fluorescent lamps were studied.
目的:研究硝苯地平在紫外线灯及日光色荧光灯下的光解动力学。
OBJECTIVE: Photo stability of nifedipine (NF) under ultraviolet and fluorescent lamps were studied.
目的:研究硝苯地平在紫外线灯及日光色荧光灯下的光解动力学。
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