这都需要计划与预估。

That requires both planning and estimates.

时间和费用预估过于乐观

Time and cost estimates too optimistic

每一部（台）预估价格粗略预估接受出价，投标出价者，投标人确定报价最初的报价

Per unit quoted price rough estimate accept bid bidder firm offer initial offer

预估理论是以估测的系统模型,推估系统的未来反应.

The purpose of predictive theorem is to estimate system model and estimate future system response.

以林分的年龄、胸高断面积、优势木平均高为预估因子，用模糊关系方程预估林分蓄积量。

In this paper, the estimate of stand volume is made by means of fuzzy relation equation with stand's age, basal area at breast height, and mean dominant height as the estimate factors.

另一方面，预估的最少的一天一种。

At the other end, the lowest estimate is something like one species per day.

一个现实的存货预估是安排生产的根本。

A realistic estimate of ending inventory is essential in scheduling production requirements.

ILI 的代表可以帮助你预估你所需要的时间。

A representative from the ILI can help you to estimate the time that you will need.

公式（11）可作预估单位面积涡区下曳力的参考；

Formula (11) can be for reference to estimate the draft force on unit area of vortex plane.

美属波多黎各总督大幅增加了飓风玛利亚死亡人数预估。

The governor of Puerto Rico today dramatically raised the estimate of Hurricane Maria's human toll.