Now, in an age when every company serious about commerce and the survival of its business model in the twenty-first century has a Web site, issues of state are critical.
如今，我们都处在这样一个时代，每个想要让其商业及其业务模式在21世纪能够生存下来的公司都有一个Web站点，状态问题(由此变得)至关重要。
The first State of the World's Midwifery report confirms the critical role midwives play in improving maternal and newborn health and survival.
首次编写的《世界助产服务状况》报告证实了助产士在增进孕产妇和新生儿健康和生存方面发挥的关键作用。
On the basis of steady state tests, the vibration suppression of the rotor through the first two critical speeds has been done.
在稳态试验的基础上，对转子过前两阶临界转速的振动抑制进行了研究，并实施开环瞬态振动控制。
On the basis of steady state tests, the vibration suppression of the rotor through the first two critical speeds has been done.
在稳态试验的基础上，对转子过前两阶临界转速的振动抑制进行了研究，并实施开环瞬态振动控制。
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