relative molecularweight的用法和樣例：
例句
- The structural formula, including relative and absolute stereochemistry, the molecular formula, and the relative molecular mass should be provided.
應當提供結構分子式，包括相對和絕對立體化學分子式，分子式，相對分子質量等。 - The conversion rate of the polymerization and the relative molecular weight of the roduct are determined by weight method and Ubbelodhe viscosimeter respectively.
分別用稱重法和烏氏粘度計測定了反應的轉化率和產物的相對分子質量。
