缁忓吀鏁欒偛璧勬枡
璧勬枡
姹熻嫃鐪?/p>
2018
灞婇珮浜岀墿鐞嗗涓氭按骞虫祴璇曟ā鎷熻瘯鍗凤紙涓�锛?/p>
璇存槑锛?/p>
鏈嵎鏈夊叡鏈?/p>
26
灏忛锛?/p>
鑰冭瘯鏃堕棿
75
鍒嗛挓銆?/p>
婊″垎涓?/p>
100
鍒嗐�?/p>
鏈嵎璁＄畻涓?/p>
g
鍙?/p>
10m/s
2
锛?/p>
璇曞嵎
鈪?/p>
涓�銆佸崟瑙ｉ�夋嫨棰?/p>
锛堟湰棰樻湁
23
灏忛锛屾瘡棰?/p>
3
鍒嗭紝鍏?/p>
69
鍒嗐�傞�夊嚭鍚勯涓竴涓鍚堥鎰忕殑閫夐」锛?/p>
涓嶉�夈�佸閫夈�侀敊閫夊潎涓嶇粰鍒嗭級
1
锛庤瘲鍙モ�滄弧鐪兼尝鍏夊闂伡锛岀湅灞辨伆浼艰蛋鏉ヨ繋锛屼粩缁嗙湅灞卞北涓嶅姩锛屾槸鑸硅鈥濅腑锛?/p>
鈥滅湅灞辨伆浼艰蛋
鏉ヨ繋鈥濆拰鈥滄槸鑸硅鈥濇墍閫夌殑鍙傝�冪郴鍒嗗埆鏄紙
锛?/p>
A
鑸瑰拰灞?/p>
B
灞卞拰鑸?/p>
C
鍦伴潰鍜屽北
D
娌冲哺鍜屾祦姘?/p>
2
锛庝笅鍒楃墿浣撴垨浜猴紝鍙互鐪嬩綔璐ㄧ偣鐨勬槸
( )
銆?/p>
鈶犵爺绌惰烦姘村啝鍐涗紡鏄庨湠鍦ㄨ烦姘存瘮璧涗腑鐨勭┖涓Э鎬?/p>
鈶＄爺绌跺ゥ杩愬啝鍐涚帇鍐涢湠鍦ㄤ竾绫抽暱璺戜腑
鈶㈢爺绌朵竴鍒楃伀杞﹂�氳繃鏌愯矾鍙ｆ墍鐢ㄧ殑鏃堕棿
鈶ｇ爺绌舵垜鍥界瀛﹁�冨療鑸瑰幓鍗楁瀬閫斾腑
A
銆佲憼鈶?/p>
B
銆佲憽鈶?/p>
C
銆佲憼鈶?/p>
D
銆佲憽鈶?/p>
3
锛庢牴鎹粰鍑洪�熷害鍜屽姞閫熷害鐨勬璐燂紝瀵逛笅鍒楄繍鍔ㄦ�ц川鐨勫垽鏂纭殑鏄紙
锛?/p>
銆?/p>
A
銆?/p>
V
0
>0
锛?/p>
a< 0,
鐗╀綋鍋氬姞閫熻繍鍔?/p>
B
銆?/p>
V
0
< 0
锛?/p>
a >0,
鐗╀綋鍋氬姞閫熻繍鍔?/p>
C
銆?/p>
V
0
>0
锛?/p>
a >0,
鐗╀綋鍋氬姞閫熻繍鍔?/p>
D
銆?/p>
V
0
< 0
锛?/p>
a< 0,
鐗╀綋鍋氬噺閫熻繍鍔?/p>
4
锛庝竴璐ㄩ噺涓?/p>
m
鐨勪汉绔欏湪鐢垫涓紝鐢垫鍔犻�熶笂鍗囷紝鍔犻�熷ぇ灏忎负
1/3g
锛?/p>
g
涓洪噸鍔涘姞閫熷害銆備汉瀵圭數
姊簳閮ㄧ殑鍘嬪姏涓?/p>
锛?/p>
锛?/p>
A
锛?/p>
1/3mg B. 2mg C. mg D. 4/3mg
5
锛庡鍥炬槸鍦ㄥ悓涓�鐩寸嚎涓婅繍鍔ㄧ殑鐗╀綋鐢层�佷箼鐨勪綅绉诲浘璞°�傜敱鍥捐薄鍙煡鏄?/p>
A
銆佺敳姣斾箼鍏堝嚭鍙戯紱
锛?/p>
锛?/p>
B
銆佺敳鍜屼箼浠庡悓涓�鍦版柟鍑哄彂锛?/p>
C
銆佺敳鐨勮繍鍔ㄩ�熺巼澶т簬涔欑殑杩愬姩閫熺巼锛?/p>
D
銆佺敳鐨勫嚭鍙戠偣鍦ㄤ箼鍓嶉潰
S
0
澶勩�?/p>
6
锛庣敤鎺ュ湪
50Hz
浜ゆ祦鐢垫簮涓婄殑鎵撶偣璁℃椂鍣ㄦ祴瀹氬皬杞︾殑杩愬姩鎯呭喌銆傚鍥炬槸瀹為獙寰楀埌鐨勭焊甯︺�傚垯
灏忚溅鐨勫姞閫熷害鍜屽湪鐐?/p>
1
鏃剁殑鍗虫椂閫熷害鍒嗗埆鏄灏戯紵锛?/p>
锛?/p>
鍗曚綅锛?/p>
cm
0 1 2 3 4
.. . . . . . . . .
|
鈫?/p>
3.1
鈫?/p>
|
鈫?/p>
3.3
鈫?/p>
|
鈫?/p>
3.5
鈫?/p>
|
鈫?/p>
3.7
鈫?/p>
|
涔?/p>
鐢?/p>
O
t
S
S
0