Objective To evaluate the efficacy of surgical masks produced by different enterprises in stopping bacterial aerosol.
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。
The surgical mask is not as effective at trapping tiny particles and the paper mask is not effective at all.
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。
Maybe you need a rubber, or a surgical mask, or a roll of plastic wrap.
或许你需要块橡胶, 或是一个外科口罩,或是一卷塑料袋.
surgeons' mask, of textile materials
外科医生用口罩,纺织材料制
A covering worn over the nose and mouth, as by a surgeon or dentist, to prevent infection.
口罩外科医生或牙医佩戴的防止感染的覆盖物
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。
Today, she said, a few people wear surgical masks in public, and some dare not to dress in light-colored clothing.
她还说，现在，一些人在公共场合戴着外科手术的口罩，更有一些人不敢穿浅色的衣裙。
Surgeons wear masks to prevent the spread of infection.
外科医生戴著面罩避免传染病扩散。
If you go out without a mouth mask, you'll probably catch your death of cold.
如果你外出不带口罩,很可能就要患重感冒。
Health officials say another possibility is the kind of mask that doctors wear during operations.
卫生官员说，除此之外也可选择戴医用手术口罩。
To protrude through a wound or surgical incision.
伤口或外科切口处突出
Application of Anesthesia with Laryngeal Mask Airway in Endourology;
喉罩通气麻醉在泌尿外科腔镜手术中的应用
The cowling on an aircraft.
整流罩飞机的引擎外罩
oral-maxillofacial surgery and dental unit
口腔颌面外科及牙科部
any of various ferns of the genera Dryopteris or Polystichum or Lastreopsis having somewhat shield-shaped coverings on the sori.
孢子外覆有盾形罩套的鱗毛蕨科或水龙骨科的蕨类植物。
On the Disposable Medical Supplies under the View of Scientific Development
科学发展视野下的一次性医用品使用——以一次性医用口罩为例
DESIGN OF MULTI-DIRECTIONAL SIDE-EXTRACTING CORE MOLD--DESIGN OF BJ122 JEEP LEFT AIR DOOR COVER MOLD
多向侧抽芯模具设计——北京122型汽车左进气口外罩模设计
To Anaylisis the Perineum-shade Effect of Providing Against the Bacterium's Settle in the Urethra Exit of Male Patients
护阴罩对预防男性患者尿道外口细菌定植的效果分析
International Association of Oral Surgeons
国际口腔外科医师协会
