5Сʱ
5hDz5?
ǣhӢhourĵһĸ5h5Сʱ˼5ӵд5min5m55s
5ʱ=ٷ?
5ʱ=5Сʱ=5x60=300ӡ5Сʱȼ300ӡ
Ӣô?
545 a quarter before six a quarter to six 630 half past six six thirty ֶ ֶʽӢ...
бҪÿֻ˯5Сʱ?
רע=Чʡ⣬˲Ҫ˯5СʱӦ˯1.5Сʱ6Сʱ7.5Сʱ7.5Сʱ˯ڷΪ...
Сʱڼ?5Сʱ=0.
ޤä ,5Сʱ=524=5/245Сʱ=5240.208
5Сʱ10ôд
Сʱļдhӵļдmin5Сʱ10ӵļд5h10minʱ䵥λĻϵ1һ=1440 1Сʱ=60 1=60...
5Сʱ45= - - - Сʱ.
5Сʱ45=534Сʱ.ʴΪ:534.
ÿ˯5СʱΣ
ÿ˯5СʱܶϴDZڵĽա˯߲Ӱܣϵͳ֪ܺѪܽÿҪ7-...
СʱǼ
5Сʱָȥʱ5СʱһǼ㡣Ǵһʱ俪ʼȥ5СʱԲһǼ㡣2㿪ʼȥ5Сʱ7ˣ˵5ʱ5Сʱʾ...
5Сʱڶ
124Сʱ5Сʱ൱524Լ0.2졣СʱʱĻλ1Сʱ3600룬60ӣ1/24졣СʱǹʵλеĻλ...