2
0
1
7
骞?/p>
姹?/p>
鑻?/p>
鐪?/p>
鏅?/p>
閫?/p>
楂?/p>
涓?/p>
瀛?/p>
涓?/p>
姘?/p>
骞?/p>
娴?/p>
璇?/p>
(
蹇?/p>
淇?/p>
绉?/p>
鐩?/p>
)
鐗?/p>
鐞?/p>
璇?/p>
鍗?/p>
涓�銆佸崟椤归�夋嫨棰橈細姣忓皬棰樺彧鏈変竴涓�夐」绗﹀悎棰樻剰
(
鏈儴鍒?/p>
23
灏忛锛屾瘡灏忛
3
鍒嗭紝鍏?/p>
69
鍒?/p>
)
1
锛庝负鍊″缁胯壊鍑鸿锛岃澶氬湴鏂规彁渚涗簡鍏叡鑷杞︽湇鍔★紟灏忔槑鍦ㄦ煇涓仠鏀剧偣鍙栦簡涓�杈嗚嚜琛岃溅锛岄獞琛?/p>
10min
鍥炲埌
鍘熷仠鏀剧偣锛屽叡琛岄┒
2km
锛庡皬鏄庡湪姝よ繃绋嬩腑
A
锛庝綅绉讳负
2km
B
锛庤矾绋嬩负
2km
C
锛庡钩
鍧囬�熷害涓?/p>
0.2m/s
D
锛庢渶澶ч�熷害涓?/p>
0.2m/s
2
锛庢煇鐗╀綋杩愬姩鐨?/p>
v
-t
鍥捐薄濡傚浘鎵�绀猴紝鍒欒鐗╀綋鐨勮繍鍔ㄧ姸鎬佹槸
A
锛庡寑閫熺洿绾胯繍鍔?/p>
B
锛庡寑鍔犻�熺洿绾胯繍鍔?/p>
C
锛庡寑鍑忛�熺洿绾胯繍鍔?/p>
D
锛庡彉鍔犻�熺洿绾胯繍鍔?/p>
3
锛庣珫鐩存斁缃殑鐜荤拑绠″唴鏈変竴鏍圭窘姣涘拰涓�鏋氶摐閽憋紟鐜板皢鐜荤拑绠¤繀閫熺炕杞?/p>
180掳
锛屽鍥炬墍绀猴紝鍦ㄧ幓鐠冪鍐呮槸鐪熺┖鍜?
闈炵湡绌轰袱绉嶆儏褰笅锛屽彲浠ヨ瀵熷埌缇芥瘺鍜岄摐閽?/p>
A
锛庨兘鍚屾椂钀藉埌搴曢儴
B
锛庨兘涓嶅悓鏃惰惤鍒板簳閮?/p>
C
锛庡彧鏈夌湡绌烘儏褰笅锛屾墠鍚屾椂钀藉埌搴曢儴
D
锛庡彧鏈夐潪鐪熺┖鎯呭舰涓嬶紝鎵嶅悓鏃惰惤鍒板簳閮?/p>
4
锛庢煇鎵撶偣璁℃椂鍣ㄤ娇鐢ㄧ殑鐢垫簮棰戠巼涓?/p>
50Hz
锛屽垯绾稿甫涓婅繛缁墦涓嬩袱鐐圭殑鏃堕棿闂撮殧鏄?/p>
A
锛?/p>
0.01s
B
锛?/p>
0.02s
C
锛?/p>
0.03s
D
锛?/p>
0.04s
5
锛庢煇鍚屽鍦ㄦ摝榛戞澘锛庡凡鐭ラ粦鏉挎摝瀵归粦鏉跨殑鍘嬪姏涓?/p>
8N
锛屼笌榛戞澘闂寸殑鍔ㄦ懇鎿﹀洜鏁颁负
0.4
锛屽垯榛戞澘鎿︿笌榛戞澘闂寸殑婊?
鍔ㄦ懇鎿﹀姏涓?/p>
A
锛?/p>
2N
B
锛?/p>
3.2N
C
锛?/p>
20N
D
锛?/p>
32N
6
锛庡鍥炬墍绀猴紝鐢ㄤ袱鏍圭粏缁虫偓鎸備竴涓噸鐗╋紝骞跺浜庨潤姝㈢姸鎬侊紝缁嗙怀涓庣珫鐩存柟鍚戠殑澶硅鍧囦负
飦?/p>
锛庡綋
缁充腑鎷夊姏鏈�灏忔椂锛?/p>
飦?/p>
绛変簬
A
锛?/p>
0掳
B
锛?/p>
30掳
C
锛?/p>
45掳
D
锛?/p>
60掳
7
锛庡湪鈥滄帰绌跺姞閫熷害涓庡姏銆佽川閲忕殑鍏崇郴鈥濆疄楠屼腑锛屾煇鍚屽鍦ㄥ潗鏍囩焊涓婄敾鍑哄洓寮?/p>
m
a
1
飥?/p>
鍏崇郴鍥剧嚎锛庡叾
涓綔鍥炬纭殑鏄?/p>
A
B
C
D
8
锛庢煇鍚屽鎼竴鍙犱功涓婃ゼ鐢ㄤ簡鏃堕棿
t
锛屽涔﹀仛鍔?/p>
W
锛庢杩囩▼涓鍚屽瀵逛功鍋氬姛鐨勫钩鍧囧姛鐜囨槸
A
锛?/p>
Wt
B
锛?/p>
W
2
t
C
锛?/p>
t
W
D
锛?/p>
t
W
2
9
锛庡鍥炬墍绀猴紝姹借溅闆ㄥ埉鍣ㄥ湪杞姩鏃讹紝鏉嗕笂
A
銆?/p>
B
涓ょ偣缁?/p>
O
鐐硅浆鍔ㄧ殑瑙掗�熷害澶у皬涓?/p>
A
飦?/p>
銆?/p>
B
飦?/p>
锛岀嚎閫熷害澶у皬涓?/p>
v
A
銆?
v
B
锛屽垯
A
锛?/p>
A
飦?/p>
<
B
飦?/p>
锛?/p>
v
A
=
v
B
B
锛?/p>
A
飦?/p>
>
B
飦?/p>
锛?/p>
v
A
=
v
B
C
锛?/p>
A
飦?/p>
=
B
飦?/p>
锛?/p>
v
A
<
v
B
D
锛?/p>
A
飦?/p>
=
B
飦?/p>
锛?/p>
v
A
>
v
B
a
O
a
O
a
O
a
O
t
v
O
A
O
B
F
F