There is no positive lead coming from the cell.

没有积极的主导作用从细胞的到来。

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It is great important to study an inventory model for deteriorating items with variable positive lead time where items deteriorated at a constant rate.

在研究易腐库存模型时，讨论提前时间对易腐物品库存模型的影响是有重大意义的。

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They also agreed that there were still too many problems in the experiments which could lead to positive results, and they drew up a list demanding new standards for future research.

他们也认为在实验中仍然有太多的问题，这些问题可能导致积极的结果。他们起草了一份清单，要求为未来的研究制定新的标准。

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It is a positive move that would lead to more understanding and relations between the United States and other countries, including Egypt.

VOA: standard.2009.10.09

Why not think about creating positive situations ? that will help us lead happier, more moral lives?

为什么不创造积极的环境,让我们获得更快乐更讲道德的生活？

哈佛公开课 - 幸福课课程节选

Again,getting rid of the negative does not guarantee us the positive, which is why already in the 1940s, wrote that most men lead lives of quiet desperation.

再强调一次，摆脱消极,不能保证我们变得积极，因此早在19世纪40年代，认为，大多数人都活在沉默的压抑中。

哈佛公开课 - 幸福课课程节选

Trading started on a good note early Tuesday, with a positive lead from Wall Street, which rose for its seventh consecutive session on Monday, rising to a fresh record high.

WSJ: Asian Shares Fall; Liquidity Concerns Hit Shanghai

Investors in the region tracked a positive lead from Wall Street Tuesday where the Dow Jones Industrial Average closed up 1.1%, rebounding after a false tweet about explosions at the White House briefly sent financial markets veering.

WSJ: Australian Shares Outperform Asia

About half of the 100 samples -- all shot by hunters -- tested positive for lead, he said.

CNN: Should hunters switch to 'green' bullets?