运用困难 meaning in English
operational difficulties
Examples
- But these methods have not been widely used in pratical engineering domains , because they still have the problems of being highly theoretical , highly complicated in technics and hard to master
但是这些方法仍没有在具体工程领域得到广泛应用，其主要原因是它们存在着理论性强、技术复杂度高、掌握运用困难等问题。