easy installation的用法和樣例：
例句
- This device features concise design and easy instal lat ion, which can greatly reduce workload and improve effciency.
該設備設計簡潔，安裝方便，可大大節約人工，提高工作效率。 - This mobile robot mechanism has advantages of compact structure, high efficiency, installation convenience, high reliability and low cost.
該移動機構具有結構緊湊，驅動效率高，安裝方便，工作可靠，成本較低的特點。
