昼时

本次调查发现职业伤害的季节性分布特征，昼时分布上有明显的集中时点，以中班为高发。

Survey showed that there was seasonal feature of distribution occupational injury and obvious concentrative hour point , which existed in mid - duty .

昼时分布有明显的集中趋势，高发于中班，圆形分布检验差异有显著性。

There were obvious concentrative trend , which incidence of occupational injury from ten to eleven was significantly higher than any other houres using circle distribution test .

昼温一定时，夜温以20℃左右形成的黄瓜幼苗质量最高；

When day temperature was steady , the quality of cucumber seedlings was highest at about 20 ℃ in the night .