Lengthier studies to evaluate the long-term (pulmonary) safety of inhaled insulin and a cost-effectiveness study are needed.

更长的研究，以评估长期(肺)安全吸入胰岛素和成本效益的研究是必要的。

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In a systemic demonstration of a new weapon system, the key technologies of CAIV include modeling of system cost and effectiveness, tradeoff study, and establishment of cost goals, etc.

在新研武器的系统论证中，CAIV方法的定量决策的关键技术包括建立系统的性能、费用模型，进行权衡研究，并确定寿命周期各阶段的费用目标。

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Dr. Euan A. Ashley, the senior author of the study, said that in any case, establishing cost-effectiveness was not the end of the story.

这一研究的高级研究员尤安A阿什利医生认为：无论如何，建立一个划算的体系并不是终极目的。

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His study focused on the cost-effectiveness and productivity of "comfort control" systems regulating heating, ventilation and air conditioning.

CNN: STORY HIGHLIGHTS