它们比标准的外科口罩或有时建筑工人使用的防尘口罩要有效得多。
They are much more effective than the standard surgical masks or dust masks that are sometimes used by builders.
目的评价不同企业生产的医用外科口罩对细菌气溶胶阻留效果。
Objective to evaluate the efficacy of surgical masks produced by different enterprises in stopping bacterial aerosol.
外科口罩对于阻隔极小微粒并不十分有效，而纸制口罩根本无效。
The surgical mask is not as effective at trapping tiny particles and the paper mask is not effective at all.
目的了解实习护生不正确使用医用外科口罩的原因，探讨相应的应对措施。
Objective To understand the reason of student nurses do not use medical surgical masks correctly, explore the appropriate response actions.
当解剖刀切得更深的时候，在外科口罩上面，Liau的眼睛里显得很焦急。
As the scalpel cuts deeper, Liau's eyes are tense above her surgical mask.
虽然没有诱惑你去买外科口罩，但按照保健局的说法，有科学证明提示它们对流感不是“有效预防措施”。
Do not be tempted to buy surgical face masks, though. According to the Health Protection Agency, scientific evidence suggests they are not "an effective preventive measure" for flu.
方法采用访谈法对10位实习护生就不正确使用医用外科口罩的原因进行重点访谈，现场录音和笔录，提炼相关有效条目。
Methods 10 student nurses were interviewed on reasons of incorrect use of medical surgical masks, live recordings and transcripts, extracted the relevant reasons effectively.
即使在猪流感爆发前，患病的日本人戴上外科手术口罩来避免传染其他人。
Even before swine flu emerged, sick Japanese donned surgical masks to avoid infecting others.
例如，朝拜者被建议说多洗手、自备外科用口罩以及消毒的洗手液。
For example, pilgrims are advised to wash their hands frequently and bring their own surgical masks and hand sanitizers.
为什么外科医生和护士在手术室里要穿长袍戴口罩和帽子？
Why do surgeons and nurses wear gowns and masks in an operating room?
外科医生戴着口罩以防止传染病的传播。
所有外科手术人员在离开手术室前须脱隔离衣、手套、鞋套、帽子、口罩和护目镜。门外跑腿准备干净帽子。
All surgical team members will remove gown, gloves, shoe covers, hats, masks, and eye shields before leaving the room. The Runner outside the door will have clean hats available.
绝大多数外科用口罩都没有作为防护口罩获得认证，其设计并非用于保护使用者吸入空气中的有害物。
Most surgical masks are not approved as respirators and are not designed to prevent the wearer from inhaling airborne hazards.
基础配件绅士服务奖章蓄胡绅士超危险侦探的太阳眼镜…吗?罗斯福熊熊外科手术口罩盗贼面罩相机大胡子。
Essential Accessories Gentle Manne's Service Medal Whiskered Gentleman Dangeresque, Too? Teddy Roosebelt Physician's Procedure Mask Villain's Veil Camera Beard.
如果这些都没有用，应使用N95口罩(阻隔95%的颗粒)而不是普通外科手术口罩。
If these are not available, N95 masks (block 95% of particles) should be used rather than regular surgical masks.
外科医生除去手术帽和口罩，露出了一张年轻帅气的脸。
The surgeon took off his cap and surgical mask, disclosing a young and smart face.
外科医生除去手术帽和口罩，露出了一张年轻帅气的脸。
Thee surgeon took off his cap and surgical mask, disclosing a young and smart face.
外科医生除去手术帽和口罩，露出了一张年轻帅气的脸。
Thee surgeon took off his cap and surgical mask, disclosing a young and smart face.
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