题目内容
(请给出正确答案)
[单选题]
滤过紫外线检查(Wood灯检查)黄癣发病呈()。
A.亮绿色荧光
B.暗绿色荧光
C.珊瑚红色荧光
D.无荧光
E.绿色荧光
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A.亮绿色荧光
B.暗绿色荧光
C.珊瑚红色荧光
D.无荧光
E.绿色荧光
A.1
B.2
C.3
D.4
A.8W
B.15W
C.20W
D.40W
A.吊物孔、临时未形成永久盖板的孔洞等应制作临时盖板,盖板强度应满足相应安全要求,运行现场临时通道应牢固、可靠
B.机组运行检修期间打开盖板时,应设置防护栏杆,并悬挂安全警示标志
C.运行现场临时用电部位,应设带有漏电保护器的低压配电箱
D.在低压配电设备前后两侧的操作维护通道上,均应铺设绝缘垫
E.进入机组内部检查或检修,应采用48V安全照明行灯
A.We declare that no wood packing material was used in this shipment
B.No declaration was made whether wood packing materials had been used or not
C.If you don’t make any declaration,we will not use any wood packing material
D.We will not use any wood packing material since you have prodded us a declaration of no-wood pack-ing material