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- breathing face mask 全罩式呼吸面罩
- What type of face mask should be used? 什么类型的口罩有预防功效?
- The face mask fits snugly over the face. 适合的面罩紧贴在脸上。
- Emergency: Use self-contained breathing apparatus (SCBA) or positive-pressure air line with full face mask in areas where the fluorine concentration is above 0.1 ppm. 已经清除了氟/氮混合物的系统仍然可能还有氢氟酸。
- Kami, with his Gerudan breathing mask, was relatively comfortable and after a while the REF members closed their flight helmets. Lron improvised a face mask from strips of fabric. 卡米戴着嘎鲁达人的呼吸面罩，比别人要轻松一些，过了一阵子，远征军的成员们也合上了飞行头盔。勒荣则用几根布条临时做了个口罩带上。
- Jason: Really?! I finally can wear my Dolaemon face mask. 真的吗?!我终于可以戴我的小叮当口罩了.
- Members of the public may wear a face mask for self protection. 一般市民也可以佩戴口罩以加强防护。
- When it is necessary to work in oxygen deficient atmospheres, supplied air must be provided.Air can be supplied with either an air-supplied face mask or self-contained breathing apparatus (SCBA). 当必须工作在缺氧空气中时;必须提供补给空气.;使用空气补给面罩或自给式呼吸器(SCBA)来补给空气
- I donned a face mask and jumped in the pool to watch Ris swimming toward me. 我戴上防护面具跳到游泳池里看着里斯向我游来。
- It is Paasche graceful taking breathing face guard to pull me to come back with guide. 是帕斯曼和向导带着呼吸面罩把我拖了回来。
- Position the face mask of the Ambu bag over the client's mouth and nose. 将急救袋面罩置于患儿口、鼻。
- Victor: Sure! By the way, don't forget to wear a face mask to English class. 当然好!顺便告诉你,上英文课的时候,别忘了戴口罩。
- If you have to clean the cat's litter box, wear gloves and a face mask. 如果你必须亲自动手来清理猫砂，那么要戴上手套和口罩。
- Face masks are of unproven value. 口罩有未经证实的价值。
- Those patients should be given a face mask to wear, preferably one that provides filtration of their expired air. 必须拿口罩给病患戴上，口罩最好能过滤患者呼出的空气。
- The face masks contain a transparent dome for visual check of bleeding, vomitus and spontaneous breathing, and a air cushion for a tight fit and easily seal to patient’s face. 透明的面罩外壳便于观察面罩内呕吐物、血污和患者自然呼吸情况，面罩气垫轮廓贴合患者脸型，提供良好的密封效果。
- Ensure the face mask fits snugly on the face and is attached firmly by using the ties or rubber bands provided. 系紧口罩绳子,或把橡筋绕耳部佩戴妥当,务使口罩紧贴面部。
- People with respiratory tract infections, or those caring for them, should wear a face mask. 有呼吸道感染症状者,或要照顾该等人士者,应戴上口罩。
- If they have to leave home, they must wear a face mask and observe good personal hygiene. 若外出,要佩戴口罩,注意个人卫生。
- Position face mask or nasal mask tightly and adjust head strap until seal is maintained and client is able to tolerate. 带口罩或鼻罩,调整头部绑带,以密封、病人能耐受为宜。
