So, the position of this point, p, is going to be the same as OP knowing the vector OP from the origin to this moving point.

点p的位置就是，从原点指向这个运动点的向量。

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There were marked differences in OP 4 during latency among 0-period DR group and groups in the proliferative period P< 0.05, P< 0.01.

振荡电位4的潜伏期在糖尿病视网膜病变0期组和增殖期组间的差异有显著性（P<0.05，P<0.01）。

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The incidences of nausea and vomiting were observed during and after the op era tions. Results:The incidences of nausea and vomiting showed the significant differences between the two groups(P<0.05).

结果：枢丹组预防术中术后恶心呕吐发生率与对照组相比，有显暑性差异（P<0.05）。

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