The investigators say the link between cardiac problems and overtime seems clear but the cause is less so, given the complexities of heart disease and relationships in the workplace.

调查人员表示，心脏问题与加班加点之间的关系看似十分明显，但鉴于心脏病和职场关系的复杂性，原因没有看起来那么清楚。

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The media speed is useful if you need to verify the setting based on the link partner and network that the adapter is connected to, as a speed or duplex mismatch can cause problems.

如果需要根据适配器连接的链路伙伴或网络检查设置，介质速度是有用的，因为速度或双工不匹配会造成问题。

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Select Duplicate key and SQL errors so that records that cause these errors are sent to the reject link.

选择 Duplicate key 和 SQL errors，将导致这些错误的记录发送给拒绝链接。

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It is difficult to link cause and effect definitively in a medical case.

ECONOMIST: Drug side-effects

It should surprise no one that financial problems are a leading cause of stress, and while studies show stress is a leading cause of illness, new research suggests that there is a link between financial stress and metabolic syndrome.

FORBES: The Three Most Important Financial Numbers You Need to Know

They also have the burden of fixing help tickets and new system enhancements in a timely fashion and any system mistakes they make can cause every link in the chain to fail, so they too have a huge burden that has to be done correctly or the entire business is hurt by it.

FORBES: Every Person Matters in a Company, and There is No Such Thing as an Insignificant Position