Translation of "well-defined" into Chinese

First, a mission must be well defined, with a clear strategy and clear objectives.

第一,必须明确界定特派团的任务,使之具有明确的战略和明确的目标。

Thereby, the results should reflect the bioconcentration obtained under well defined, constant exposure concentrations.

因此,结果应该能反应生物富集值,生物富集值是根据定义明确的接触浓度常数计算的。

If the location has well defined boundaries, specify its extension in hectares

如果该地点具有清晰的界限,请以公顷为单位指明它的范围