New packing material of method usage with en - hance the control to produce the control point.
方法使用新的包装材料和加强控制生产控制点。
The reversed phase chromatographic performance of the new packing material was investigated with some polycyclic aromatic hydrocarbons (PAHs) as solutes.
以稠环芳烃为探针，考察了烷基膦酸改性锆镁复合氧化物材料的反相色谱性能。
A new packing material for the first aid dressing is reported. This material is compo sed of "52" cloth and aging-inhibiting polyethylene film. The characteristics of this composite cloth are given.
本文介绍一种以“52”布为基材，以防老化聚乙烯膜为复合层的新型急救包包装材料——防老化聚乙烯复合布的研究情况及其主要性能指标。
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