在无底柱分段崩落采矿法中，铲运机由于其具有出矿效率高、机动灵活、多用性等优点而被广泛采用。
Scraper is widely used in pillarless sublevel caving due to its high ore drawing efficiency, mobility, flexibility and general purpose application.
结合实例，在给定循环次数和可靠度的条件下，对铲运机动臂抗断裂强度进行可靠性设计。
A example was also presented, in which the reliable design was used to counter-fracture intensity of loader boom at the condition of a given circle degree and reliability.
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