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- Velocity selective population 速度选择粒子数密度
- Objective: To study the velocity selection of dynamic defecography in constipation of functional outlet obstruction, and evaluate its diagnostic value. 摘要目的：研究动态排粪造影在功能性出口梗阻性便秘检查中的采集速度选择及其诊断价值。
- Balocchi C E,Bridgwater F E.Selection efficiency in a non selected population of loblolly pine[J].For.Sci. 周永学;苏晓华;樊军锋;等.;引种欧洲黑杨无性系苗期生长测定与选择[J]
- Including distributional considerations in cost-benefit analysis is controversial. Some analysts count dollars equally for all persons, whole others apply weights that favor projects for selected population groups. 成本-收益分析是否应该考虑分配问题,众说纷纭。有些分析家认为,钱的价值对于所有人都一样,而有些人则重视特定人群所偏好的项目。
- Btk selected population with 4.1 fold to Btk caused 2.3 , 3.1 , 2.3 fold cross resistance to Bta, Cry1Ac, Cry1Ac+1C, respectively, and no cross resistance to Cry2A. There is no cross resistance to methomyl, phoxim, cypermethrin in these selected colonys. Btk汰选种群对 Btk的抗性指数为 4 .;1倍;对 Bta、Cry1Ac、Cry1Ac+1C的交互抗性为 2
- Gazelles can move with astonishing velocity. 羚羊跑起来速度惊人。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- The genetic variation of 7 enzymes coded by 14 loci were analyzed for 4 selected populations and 1 control(hatchery) population of blunt snout bream (Megalobrama amblycephala). 测定了团头鲂4个选育群体和一个对照群体(养殖场人繁群体)的14个座位构成的7种酶的遗传变异。
- The car was moving at such a velocity! 那辆汽车的速度简直太快了！
- Gazelles can movewith astonishing velocity. 羚羊跑起来有时速度惊人。
- The hare darted off with the velocity of a bird. 野兔像鸟一样快速掠去。
- She helped to select a dress for Ruth. 她帮着给露丝选了一件衣裳。
- She is selective in the dresses she wears. 她对于自己穿的衣服精挑细选。
- Objective To investigate the levels of blood lipid and blood glucose in 3 selected populations of workers in Xinhui area. 目的调查江门市新会区某些机关、事业单位人群的血脂和血糖状况。
- She only stays at select hotels. 她只住一流旅馆。
- Can student willfully select the course? 学生可以随意选择课程吗？
- The velocity of light is about 186,000 miles per second. 光速大约是每秒十八万六千英里。
- A select group were invited to the wedding reception. 一群经过挑选的人士被邀请参加婚宴。
- I'm very selective about the people I associate with. 我与他人来往极慎重，不滥交。
- The rate of change of velocity with respect to time. 加速度速度相对于时间变化的速率
