Scare tactics may not be necessary when trying to get patients at risk of heart disease to change their diet or behaviour, a new study has found.

一项最新研究显示，当病人处于心脏病危险中时，用恐吓的策略设法来让病人改善饮食习惯和行为是没必要的。

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So, after making a policy decision, it must study carefully the tactics on bid and quotation to win the bid and gain benefit according to the skill of quotation.

为此，做出投标决策以后，必须仔细研究投标报价策略，并借助投标报价技巧，以达到既能中标又能赢利的目的。

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The article puts forward an individual study result in view of conclusion about general tactics reached by former and contemporary scholars.

本文针对前人与当代学人对“总术”的论断，提出了对这一问题的研究心得。

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