Nicotine yielded a less complex model, with ventilation again serving as the largest predictor (40% of variance), with tobacco weight and filter length serving as significant contributors.
有关尼古丁的模型复杂程度较低，过滤嘴的通风性能再次成为最大的预报器，影响比例占到40%，与此同时，烟草重量和过滤嘴长度同样产生重要影响。
It is the first time in China that natural ventilation modes with ventilation openings on the ground surface are used in the southern section of Chengdu Metro.
成都南部地铁区间采用地面开口的自然通风方式，在国内尚属首次。
When designing the house, the toilet must be equipped with ventilation equipment.
装修时，卫生间一定要留有风道。
Objective To discuss the value of treatment on acute severe bronchial asthma with ventilation.
目的探讨机械通气在救治重症哮喘并呼吸衰竭中的价值。
The present invention relates to a solder mold with ventilation channels, a method for forming the solder mold, and a method for using the solder mold.
本发明涉及具有排气通道的焊料模及其形成和使用方法。
The utility model relates to a pair of health care shoes with ventilation, height increase, deodorization and sweat prevention in the shoes, which belongs to the footwear.
本实用新型涉及一种内部通气增高除臭防汗保健鞋，属于鞋类。
The utility model relates to a pair of health care shoes with ventilation, height increase, deodorization and sweat prevention in the shoes, which belongs to the footwear.
本实用新型涉及一种内部通气增高除臭防汗保健鞋，属于鞋类。
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