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- The relation between sperm density and eugenics? 精子密度和优生的关系？
- Population density and distribution. 人口密度与分布。
- The reduction in size of components and circuits for increasing package density and reducing power dissipation and signal propagation delays. 减少元件和电路的几何尺寸，以达到增加电路的封装密度、减少功耗和减小信号传播延迟的目的。
- density and proportion 密度和比例
- A relationship exists between tree density and fruit yields. 植株密度和果实产量之间存在一种相关关系。
- Wood wool slabs. Measurement of density and weight per area. 木丝板。密度和表面密度的测定。
- The density and repose angle of wooden bulk solids were tested. 测定了常规工艺条件下碎料的堆积密度和堆积角;
- Size and proportion in harmony with body.Long and lean with a welldefined stop. [颈部和身躯] 颈部：长而优美，肌肉发达，且倾斜。
- The arbor shade density and the shrub proportion were main factors to influence zokor distribution in woodland. 次生林乔木郁被度与灌木分布数量是影响林地鼢鼠分布的主要因子。
- Relationship between change of bone mineral density and Alzheimer's disease. 骨矿密度变化与老年痴呆的发生关系。
- Experiments on different sowing dates，planting density and fertilizer proportion of wheat were done in the South and North part of Huaihe River in Jiangsu Province. 在江苏省淮南、淮北地区设置小麦不同播种期、密度及肥料比例试验，研究小麦高产群体叶面积的质量特征。
- The number and proportion of women in the labor force grow every year. 劳动力量中妇女的人数和比例与年俱增。
- It must keep the news comprehensive and proportional. 新闻必须保持全面和均衡。
- Issues of discrimination and proportionality recur in every war. 歧视和适度的问题，出现在每一场战争中。
- Difficulties may well be overcome or put in their proper place and proportion. 困难很可能被克服，或被置于适当的位置和比重。
- Primary batteries have higher density and a lower self-discharge rate. 一次电池有较高的容量和较低的自放电率。
- Used for reeling set length's yarn to test whose linear density and length. 用于摇取一定长度的纱线,供测定纱线的线密度及长度。
- National Student Loan: student loan amount and proportion of the requirement? 国家助学贷款：学生贷款的额度和比例有何规定？
- Objective：To study optimum planting density and sowing depth of Tulipa edulis. 目的：研究光慈菇最佳的人工栽培密度、深度等。
- When the RE metal salt was 2%,the coating had the best density and hardness. 当稀土金属盐加入量为2%25时镀层密度最大、显微硬度最高。
