You should perform a few spikes (simple, directed research-and-development projects) to make sure you have enough understanding for estimation purposes.

您应该执行一些spikes(简单直接的研究与开发项目)来确保您可以理解评估目的。

youdao

This research intended to construct a eukaryotic expression vector with a site-directed mutation of porcine MSTN propeptide gene.

本研究旨在构建具有猪 MSTN 前肽基因定点突变的真核表达载体。

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For example, the present research efforts are directed toward the prediction of the numerous small earthquakes (magnitude 3 and 4) that occur frequently.

举个例子，现在的地震研究旨在预测出比较频繁的小地震(里氏3级至4级之间)。

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University of Hartford archeologist Richard Freund directed the research team.

VOA: special.2011.04.26

If the success rate of directed research is very low, though, it is true that the more we search, the more likely we are to find things "by accident, " outside the original plan.

FORBES

Only a disproportionately minute number of discoveries traditionally came from directed academic research.

FORBES: You Can't Predict Who Will Change The World

Irene Rich, director of congressionally directed medical research for the Army.

CNN: A call to arms in the fight against breast cancer