Benzidine staining can be used to get an approximate estimate of "viable" pollen.
花粉的生活力染色测定以联苯胺染色较适宜。
Please provide an approximate estimate of the length of the finished book, in words or pages, assuming the average printed page contains around 400 words.
请提供预估一下最终出书的篇幅（字数或页数均可），假设每一页400单词。
An experienced editor can estimate by the eye (by his eye) the approximate number of words in an article.
有经验的编辑能用眼睛估计一篇文章的大概字数。
In this paper, the first order approximate model of Doppler frequency is assumed, and an algorithm based on the extended RELAX method is proposed to estimate the parameters of chirp signals.
该文采用上述情形的多普勒频率的分段一阶近似模型，在此基础上，提出一种基于推广RELAX算法的线性调频信号参量估计方法。
First, an efficient approximate Bayesian model class selection scheme is used to estimate the number of concurrent events.
首先，使用一个有效的近似贝叶斯模型类的选择方案来估计并发事件数目。
An approximate formula using the lower and upper bound of the first simple bounds for estimate of the failure probability of structural systems is presented in the paper.
提出用一阶简单边界的上、下界来估计结构系统失效概率的近似公式。
The close return pairs technique is utilized to estimate an approximate desired periodic orbit.
利用闭回路对技术估计欲稳定周期轨的近似位置。
Two alternative means will be provided for making an approximate structural cost estimate: one on a square foot of building basis, and another on volumes of structural materials used.
有两种可供选择的方法将用来进行结构造价的近似估价：其一是根据单位平方英尺建筑面积，另一种则是根据所用的结构材料体积进行估价。
The hydrogeological conditions are complicated there. An approximate analytic solution has been derived to estimate the future groundwater head on the first kind boundaries.
当地水文地质条件复杂，提出了在一类边界条件下预计未来水头的近似解析解。
The hydrogeological conditions are complicated there. An approximate analytic solution has been derived to estimate the future groundwater head on the first kind boundaries.
当地水文地质条件复杂，提出了在一类边界条件下预计未来水头的近似解析解。
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