陳家全跑10秒時是幾個人掐秒表?
所有跟帖:
• 大型比賽按常規操作應該是這樣的:坐在計時台上的每三名計時員負責一條跑道,一名“主表”, -coach1960- ♂ (451 bytes) () 09/24/2023 postreply 14:23:14
• 大型比賽按常規操作應該是這樣的:坐在計時台上的每三名計時員負責一條跑道,一名“主表”, -coach1960- ♂ (451 bytes) () 09/24/2023 postreply 14:23:14
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