Additionally, it has nice ventilative effect, so there is no stuffy feeling although the cushion has been used for quite a long time.
更有良好的透气效果，长时间使用也不会感觉闷热。
With proprietary technology of ventilative and perforative solution, the LED light source's brightness decay could be lower than 5%.
采用通风穿孔式散热的专利技术，使LED光源光衰小于5%；
Conclusions When environmental pressure was added, positive pressure breathing higher than the ventilative resistance of the Eustachian tube could prevent ear barotraumas.
结论当人体的环境压力增加时，经面罩提供大于咽鼓管通气阻力的正压呼吸可以预防耳气压伤的发生。
The bottom of each bin is coated with ventilative cloth which is fixed by a radial press plate.
料仓底部敷设有透气布料，并用辐射状压板固定；
The bottom of each bin is coated with ventilative cloth which is fixed by a radial press plate.
料仓底部敷设有透气布料，并用辐射状压板固定；
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