specific mass [物] 比质量 ; 质量密度 ; 密度 ; 单位质量
power plant specific mass 动力装置单位重量
specific mass flow 比质量流量
mean specific mass balance 量平衡
constant specific mass flow 等质量流率流 ; 等质量流率
specific mass peak 特征质量峰
specific mass shift 比质量移位
animal specific mass 动物密度
Engineers are developing more efficient methods to mass produce non-uniform porous materials and solid foams that can be tailored to specific structural applications.
工程师们正在研发更多高效的方法，批量生产非均匀性多孔材料和固体泡沫，以适应具体的结构应用。
A product focusing on a specific target market contrasts sharply with one following the marketing strategy of mass marketing.
针对某特定目标市场的产品和遵循大众营销战略的产品形成鲜明对比。
Hence, according to the relationship between social dissemination and mass sports, it will more effectively promote the mass sports by making some specific disseminative principles.
根据社会传播与群众体育流行的关系，确定具有针对性的传播原则，将会更好地促进群众体育的流行。
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