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【单选题】
1018^ The potable water system is used to store and deliver fresh drinking water 饮用水系统用于储存和输 送新鲜饮用水
A.
the function of the portable water system is to store and send drinking water to the passenger
B.
The potable water system must keep and transfer the water to the toilet for washing only
C.
The purpose of the drinking water system is to store and deliver the water for drinking
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【单选题】前葡萄膜炎新鲜的虹膜后粘连被拉开时（如图），可见（）
A.
晶状体前囊下有大小不等斑块
B.
晶状体前极有混浊
C.
晶状体周边部有楔状混浊
D.
晶状体前表面可遗留下环形色素
E.
晶状体前囊膜下有羽毛状混浊