MỞ ĐẦU
1. LÝ DO CHỌN ĐỀ TÀI

 !"#$%#!%&%!'()*"+
,!-!.//*"!
,01+!2%#!34!$)
!5.,2*2"!!6
"2!)!"!"+,7.894
!:;34!$<=/>!"+,7,7#?
6!.:7!71+:@),A/!
"+:7!-!!,21B:CDE'(!+!!6!'(
5-!F.#"G,
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!I!J1'
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A4"+L
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:3*?":4A3'E!"5!"N
O/AJ'$:J!PQE1<"2?!"+R
"'SF@'E!"##,!5!.,0,'S!?ETQ
"!".2+!J=UUV3W!"+=/>X9B
!3#)W,:4J"+!Y!7!+"2?
!"+R!-!)Z!"+"[=/>:Y
1:<,2$:0!+!JW7!>\]&\
""2"'S^"+!0)>"ARI!"".
7!2+!J_`T_`a_`b)))<".'(!:0&
,)$?R"!?A4#,$?""'S,c4
/!d'$"&A "",?-:e!"@7!+"2
"!3R6!"""6!'$!/J)
f3+!"+=/>!3$,"B!

^".)
>!AA#"+".!A!!3*"
":#"#,7,&# !!/4'
4:7!!(!)qB#""'S/t.<-!
"#"'$!A:7!!))) A3
.,A/1B#":7!0/!#,+?10
F@:42"2,&gh.,<,B9`Tp`o9)
]1B#",#.,0A4# !:7!
4"'S!,A/".!"+)
W"JJ7!!,A/I!'".!"+
/:4S1B#"$+#."!:+,A4#7l!
?4)>'!":4S"'S+#.3*""?3?
,,,0 +1u!+1B#"1lS
$Y!,B9?)
v.+Y0w36!7!3B"m
‘‘Nghiên cứu lựa chọn bài tập phát triển sức bền tốc độ
cho nam vận động viên bóng đá lứa tuổi 14 - 15 Tỉnh Hải Dương”
MỤC LỤC
DANH MỤC VIẾT TẮT
n m 
kn] m k+.
q m q#,'S!
1 m 21s
>vZ m >.J
=W= m ="!3
O= m O.,A/3
1 m k&A