Optimism's benefits for physical health also extend beyond heart health, such as improved immune system function and increased life span.
乐观对身体健康的益处不仅限于心脏健康，还包括改善免疫系统功能和延长寿命。
This system is characterized by interface well, function all-around, operation simple and easy extend etc., suited for blasting parameters optimum and blasting effect control for bench blasting.
该系统具有界面好、功能全、操作简单和易扩展等特点，适用于台阶爆破的爆破参数优化和爆破效果控制。
The system has the cold wind function, it can protect the heat gun and extend the life of heating element.
系统设有自动冷风功能，可延长发热体寿命及保护热风枪。
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