Architectural metrics (dependency level, fan in, fan out, and ext user) measure the complexity of relationships such as method calls, inheritance, or variable usage.
架构度量(依赖层、聚集、分散和外部用户)衡量关系的复杂性，比如方法调用，继承或变量使用。
Many other apps have come and gone quickly, primarily due to a lack of usage and/or high running costs, leading many to throw their Facebook efforts into Fan Pages.
其他诸多的应用程序都来去匆匆，这主要是由于使用率太低和/或运营成本太高，导致许多人把投入Facebook的精力放到了Fan Pages上去。
Analyze the cause and treatment of worn working surface of bearing pads for induced draft fan, after welding repair, the broken babbit alloy bearing pads in actual application has good usage effect.
简单分析了引风机轴瓦工作表面磨损的原因和处理方法，实际应用中损坏的巴氏合金轴瓦经过焊接修复后，使用效果良好。
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