The ever-decreasing quality of recycled fibres and the demand for lighter packing material stretches to the limit classical methods of obtaining mechanical properties.
不断下降的回收纤维质量以及对更轻包装材料的需求超出了传统方法获得机械性能的极限。
The ever decreasing quality of recycled fibres and the demand for lighter packing material stretches to the limit classical methods of obtaining mechanical properties.
二次纤维质量的持续降低和轻质包装材质的需求都不断地挑战传统获取机械性能的方法的极限标准。
Titania, because of its wonderful chemical stability and surface properties, was deemed to be a kind of emerging and good HPLC packing material.
二氧化钛因其极好的化学稳定性和表面性质被认为是一种新兴的、很有应用前景的HPLC基质。
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