内蒙古草原总面积13.2亿亩，占全国草原总面积的22%，其中可利用草原面积10.2亿亩，自东北向西南划分为哪五大类地带性草原？
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（）means a plan developed to ensure the application of measures on board the ship designed to protect persons on board, cargo, cargo transport units, ship’s stores or the ship from the risks of a security incident.
A. Ship security plan
B. Company security plan
C. Port facility security plan
D. National security pla
发动与接应是快攻的重要环节。
A. 正确
B. 错误
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