可饱和吸收Q开关 saturable absorption Q-switching

开路呼吸器 open circuit breathing apparatus

吸扬式开底挖泥船 suction hopper dredge

吸湿开裂 moisture crazing

酒后或吸毒后开车 driving under the influence

开底吸扬式挖泥船 hopper suction dredger

对开耙吸挖泥船 split-type trailing suction dredger

打开吸尘口测量 Measured with fully open inlet

开放呼吸医学杂志 Open Respiratory Medicine Journal

开放式吸痰法 OPEN ENDOTRACHEAL SUCTION