时样
- 与 时样 相关的网络例句 [注：此内容来源于网络，仅供参考]
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So, we discuss the asymptotically best linear unbiased estimator for the logistic population based on the selected order statistics, give the pr.
为缓解这一困难，本文讨论利用样本分位数的Logistic总体的近似最佳线性无偏估计，给出估计量的大样本性质，以及样本分位数不超过10情形下，估计量有渐近最大相对估计效率时样本分位数的选取方案等。
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The composition and development of plant community in the process of natural vegetation restoration on the rehabilitated land in early years were studied by means of fixed and temporary sample plots in Yanlan experimental area.
：用固定标准地结合临时样地的方法对延安研究区退耕初期不同退耕年份植被恢复过程中群落形成、组成及其变化进行了研究。
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So,whether or not adopt this method inpractical production should be determined according the area of compartment or sub-compartment,meanwhile thinking of whether the amount of work increased from addingtemporary sample plots is larger than the work load of traditional inventory.
因此，在实际生产中是否采用该方法，应根据林班或小班面积大小，考虑增设临时样地所带来的地面调查工作量与传统调查相比是否占优势来确定。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。