First, amplitude bounded exogenous disturbance is considered and sufficient conditions that ensure the asymptotical stability of the origin of the systems is derived.

首先，考虑了振幅有界的外部干扰，得到了保证系统原点渐近稳定的充分条件。

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The results show that the gob entry driving stability is the first important conditions on improving maintain of the gob entry driving.

研究表明，采空区压实稳定是改善沿空掘巷维护状况的先决条件。

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Under the OMT, the ECB pledged to purchase government bonds of peripheral Eurozone nations in unlimited quantities on the secondary market to keep borrowing costs down, so long as the debtor nations first applied for assistance from the European Stability Mechanism (ESM) and agreed to the attendant conditions.

FORBES: Capital Punishment and Capitulation: Why Spain will find it difficult to move forward