When a combination is not possible or not yet implemented, the row in the data pool is excluded and the test action is undefined.

当一个合并不可能或者还没有被实现时，数据池中的行将会被排斥，并且测试活动是未定义的。

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It analyzes the design elements of the pool from several aspects including the pool structure, load, computing model, load combination and internal force calculation and structural requirements.

从水池的结构形式、水池的荷载、水池的计算模型、荷载组合及内力计算、水池构造要求几方面分析了水池设计的要点。

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Your hero's attribute pool is derived from the combination of your primary and secondary professions.

您的英雄特技是由主职业和副职业的特技构成的。

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The council said the combination of the investment needed plus a nearby alternative pool lead them to propose the closure.

BBC: Newcastle City Pool could close by 2016, says council

It is clear that a combination of injuries to star players, lack of adequate preparation, absence of a wider pool of Test players and too much cricket thanks to a thoughtlessly crowded cricket calendar rendered India hors de combat.

BBC: Is India's cricket debacle the worst ever?

The basic premise of mutual funds is straightforward: Investors pool their money, and the fund invests in stocks, bonds, government securities or a combination of such assets.

FORBES: Mutual Funds 101