在车站发现旅客携带超重、超大的物品，应按规定核收运费。（部竞赛题）
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As an experienced technician, you are responsible for Technical Support. Which of the following descriptions is correct about the characteristic of SLB one arm mode?（）
A. This out-of-band approach supports scaling
B. SLB is not inline.
C. Mode is not as common as bridge or routed mode.
D. Return traffic requires PBR, server default gateway pointing to SLB, or client source NA
下运式带式输送机设（）装置。
A. 软制动
B. 超速保护
C. 防滑
在“适值佗见收”中，“值”之义为（）
A. 值得
B. 赶上
C. 相遇
D. 价值
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