分子量取决于分子中的原子种类与数量。
The kind and number of atoms ina molecule determine a molecular mass.
野生动物种类、数量及其生育环境与栖息环境之现况。
Species of wildlife, amount and its reproduction environment and habitat condition.
野生动物种类、数量及其生育环境与栖息环境之现况。
Species of wildlife, amount and its reproduction environment and habitat condition.
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