Titlebook: ;

佛刊

https://doi.org/10.1007/978-3-662-33200-9Fernrohr; Fernrohrobjektiv; Forschung; Objektiv

觀點

rs are deter- mined not only by their chemical type, but also by their molecular mass and molecular mass distributions. However, while the chemical type of polymers can be determined relatively easily, the average molecular masses and molecular mass distributions are more difficult to measure. The m

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