这种设计虽然是内部的机械部分复杂化了，但却为驾乘者提供了安全保障，因为只要能找到加油站，驾驶者就不会束手无策了。
This complicates the mechanics, but provides the driver with a security blanket, for he knows he will never be stranded if he can find a petrol station.
典型的机械工程师的职位机会包括：制造、安全、运营、维修、可靠性分析，设计等。
Typical assignments for mechanical engineers on the program may include manufacturing, safety, operations, maintenance, reliability, and design roles.
通过示例，表明基于可靠性的机械安全系数设计方法是符合实际的。
The example calculation shows that the design of mechanical safety factor based on reliability coincides with practice.
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