To ensure safety ventilation, it should be installed on the Windows of rotary ventilation devices, poor ventilation in a room should be the installation of a new air ventilation devices.
为了保证安全通风，应该安装有上旋通风装置的窗户，通风不好的房间应该安装新风换气装置。
The welding of electronics parts also produces toxic gases, but management refuses to turn on the ventilation system, except when safety inspectors are present.
焊接电子部件还会产生有害气体，但管理人员拒绝打开通风设备，安全检查人员在场的情况下除外。
Ventilation It is very important for the safety of the applicator that good ventilation be provided to all portions of the area.
通风作业区的各个部位保持良好的通风对操作人员的安全是非常重要的。
Ventilation: It is very important for the safety of the applicator good Ventilation be provided to all portions of the area.
通风作业区的各个部位保持良好的通风对操作人员的安全是非常重要的。
Yuan Liang also guests on the ventilation and safety, drilling drainage, regional conflict prevention issues such as communication, discussion.
袁亮还与客人们就通风安全、打钻抽采、区域防突等问题进行交流、座谈。
The reliability of a mine ventilation system is for the safe production an important safety index of a mine.
矿井通风系统的可靠性是矿井安全生产的一项重要安全指标。
In the emergencies of releasing toxic gas in public places, emergency ventilation system plays an important role for ensuring indoor occupants' safety.
在公共场所释放有毒气体的突发事件中，应急通风系统对于保证室内人员的安全起着至关重要的作用。
This paper analyzed the present condition, trend and problems of developing mine ventilation and safety management system and probed info the development methods.
本文分析了矿井通风安全管理系统的开发现状、趋势以及开发中存在的问题，对其开发方法和模式进行了探讨，基于。
The architectural structure, auxiliary room, safety exits, stairwell, ground, floor, outside Windows, facade, lighting and ventilation of boiler room are discussed.
对锅炉房建筑结构、辅助用房、安全出口、楼梯间、地面、楼面、外窗、立面、采光及通风进行了探讨。
The ventilation system adjustment is one of the routines in mine production, and the quality of the adjustment project concerns mine safety production directly.
矿井通风系统调整是矿井生产的日常工作之一，调整方案的优劣直接关系到矿井的安全生产。
Practices have proved that effective gas extraction can improve ventilation management, gas control and reliability of work safety in the mine.
实践证明，通过对矿井瓦斯的有效抽采，可以使矿井的通风管理、瓦斯治理工作稳步提高，矿井安全可靠度增强。
Through analysis of several years′ gas accidents and summarization of ventilation safety inspection and practice, measures and suggestions of active prevention of gas accident are put forward.
通过对山西省煤矿多年瓦斯事故的分析，结合通风瓦斯安全检查及实践总结，提出积极主动防范瓦斯事故的措施与建议。
Objective: To assess the efficacy and safety of noninvasive positive pressure ventilation ( NIPPV ) for acute exacerbation of chronic obstructive pulmonary disease (AECOPD) patients on general wards.
目的：评价在普通病房应用无创正压通气（NIPPV）治疗慢性阻塞性肺疾病急性加重（AECOPD）患者的有效性与安全性。
By joining IGDWL Blauberg has further acknowledged its reputation of a reliable European supplier of ventilation equipment which meets most demanding energy and safety standards.
加入IGDWL是对博乐新风作为值得信赖的欧洲通风设备供应商的进一步认可，博乐能够满足最苛刻的能源和安全标准。
At present, the main technologies for controlling coal gas are physical methods such as ventilation and exhaustion; however, these methods could not fully meet the safety requirements.
目前，我国的煤矿瓦斯防治技术主要为通风、抽放等物理方法，该类方法仍不能完全满足防治煤矿瓦斯灾害的安全要求。
The main causes of the accidents were poor ventilation(22.5%), lack of personal protection equipment(19.8%), lack of safety education (19.8%), and lack of safety work practice(15.3%).
导致中毒事故发生的主要原因是没有密闭通风排毒设备或效果不好（22．5%）、没有个人防护设备（19．8%）、缺乏安全教育（19．8%）和没有安全操作规程（15．3%）等。
Cost for operation ventilation, operation safety, smog exhaust during a fire and its control and other key problems are well addressed.
在满足通风要求的基础上，重点研究了通风运营成本及运营安全、火灾排烟及火灾通风控制等关键问题。
As an important factor for tunnel safety considerations, the tunnel ventilation has also become an important aspect of studies by scholars.
作为隧道安全考虑的一个重要因素，隧道通风问题也成为各国学者研究的一个重要方面。
Conclusion LMA ventilation is safety, reliable and simple in patients of cholecystectomy by laparoscopy.
结论使用喉罩通气进行腹腔镜下胆囊切除手术是一种安全、可靠和易行的方法。
The reliability distribution of ventilation system is an important index when optimizing the reliability design of mine ventilation system and insuring production safety and routine management.
通风系统可靠性分配是优化矿井通风系统可靠性设计、保障安全生产和日常管理的一项重要指标。
Safety glasses, adequate ventilation.
安全玻璃，足够的通风。
Objective To investigate and evaluate the application and safety of high frequency oscillatory ventilation(HFOV) in the treatment of neonates with respiratory failure.
目的探讨高频振荡呼吸机在治疗新生儿呼吸衰竭中的应用价值及其安全性。
The practical verification showed that the evaluation index system would have the references to the safety management of the mine ventilation system in the old mining area.
实践验证表明，该评价指标体系对老矿区矿井通风系统安全管理具有借鉴意义。
When the train fire occur inside the tunnel with natural ventilation, how to control smoke spreading in order to ensure the safety of evacuation, is a worth deeply research project.
列车在自然通风隧道内发生了火灾，如何控制火灾烟气扩散以保证人员安全疏散，是值得深入研究的课题。
When the train fire occur inside the tunnel with natural ventilation, how to control smoke spreading in order to ensure the safety of evacuation, is a worth deeply research project.
列车在自然通风隧道内发生了火灾，如何控制火灾烟气扩散以保证人员安全疏散，是值得深入研究的课题。
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