three-stage system

基本解释

The EC is conducting an overall, three-stage review of the education system in Hong Kong to examine how it should develop into the 21st century.
教统会现正全面检讨香港的教育制度，研究教育制度在二十一世纪的发展路向。
This paper discusses the phenomena-circumfluence not fluently in three-stage supplying system of steam in single-floor paper machine, and gives some useful solution.
对造纸厂抄纸车间单层布置纸机三段供汽系统中冷凝水排泄不畅的现象进行了深入细致的探讨，找出了产生原因，提出了行之有效的解决方。
The three-stage mathematical model for an ecological irrigation system with high efficiency and low waste was established, which provides scientific basis for developing w.
首次提出了生态灌溉制度的概念，为水利生态学的建立、水资源的高效利用打下了基础。

Finding threats that are expertly concealed and utilize multiple steps to take over a system, takes a three stage approach that combines aspects of machine learning and a cloud-based knowledge repository.
FORBES: Why Most Companies Are Fighting The Wrong Security Battle