basic technology; fundamental technique
Used especially in computing and technical contexts to refer to foundational technologies or techniques.
This project requires mastery of basic technology.
We developed a new system by applying fundamental techniques.
基礎技術 also means 'basic technology' but often emphasizes the foundational or underlying aspect, while 基本技術 is more commonly used in computing and practical skill contexts.
Compound of 基本 (kihon, 'basic') and 技術 (gijutsu, 'technology' or 'technique').