潜伏期

How long is its latent period?

它的潜伏期有多长?

RESULTS Zhike syrup obviously prolonged the incubation period of coughing and increasel the bronchotracheal secretion of phenol red.

结果止嗽潜伏期延长,气管酚红排泌量明显增加。

Abstract： Objective To analyze the factors influencing latency period of induction and predict the inducibility.

摘 要： 目的 析影响引潜伏期的主要国家与评价引成功的难易程度。