行政机关实施查封、扣押的期间包括对物品需要进行检测、检验、检疫或者技术鉴定的期间。
参考答案:错
在主要运输大巷施工时,防护人员与施工地点之间的距离不得少于40米遇有弯道时,防护人员必须在直道部位。
In more recent years,()has been used by civilians in many new ways to determine positions,such as in automobile and boat navigation,hiking,emergency rescue,and precision agriculture and mining.
A.GPS
B.GMDSS
C.AIS
D.Navtex