epistome是什么意思

用法例句

Through experimental study on displacement ventilation with up-fixing diffusers, the experiment data which include distribution of the supply air velocity, air temperture and 0.

对风口上置置换通风系统进行实验研究,得出此种通风方式下送风口的速度分布,室内的温度分布,0。

In this study, larval samples of different instars were collected from both the field and the laboratory, and four variables were measured, including the width of peristoma, the width of urogomphi, the length of urogomphi and the left lateral length of urogomphi.

本研究采用田间取样和室内孵化的方法收集柑桔爆皮虫各龄幼虫,测量了幼虫头部口上片最大宽度(Y1)、尾部钳状突最大宽度(Y2)、钳状突最大长度(Y3)、钳状突左侧侧缘最大长度(Y4)等4个形态特征。

The phenomena of tuyeres tilting upwards have been found at NO.

昆钢6号高炉开炉3年后发生了比较严重的风口上翘,通过综合调查分析,不但找到了造成风口上翘的主要原因,而且提出了若干有针对性的治理措施,使高炉继续保持了安全稳定的生产。