Until today in the southern region of rivers and lakes in the many, every year at the same rich oneself characteristic dragon boat race activities.
直到今天在南方的不少临江河湖海的地区，每年端节都要举行富有自己特色的龙舟竞赛活动。
Introduced the slanting lane race car protective equipment principle of work, the characteristic, the technical parameter and install the use the matters needing attention.
介绍了斜巷跑车防护装置的工作原理、特点、技术参数及安装使用的注意事项。
Introduced the slanting lane race car protective equipment principle of work, the characteristic, the technical parameter and install the use the matters needing attention.
介绍了斜巷跑车防护装置的工作原理、特点、技术参数及安装使用的注意事项。
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