鈥斺�斺�斺�斺�斺�斺�斺�斺�斺�?/p>
绮惧績鍒朵綔浠呬緵鍙傝�?/p>
鐏胯嫢鍑哄搧蹇呭睘绮惧搧
鈥斺�斺�斺�斺�斺�斺�斺�斺�斺�?/p>
鐏胯嫢瀵掓槦
3.4
鍑芥暟鐨勫簲鐢?鈪?
1
锛庢煇绉嶇粏鑿屽湪鍩瑰吇杩囩▼涓紝姣?/p>
20
鍒嗛挓鍒嗚涓�娆?/p>
(
涓�涓垎瑁備负涓や釜
)
锛岀粡杩?/p>
3
涓皬鏃跺悗锛?/p>
杩欑缁嗚弻鍙敱
1
涓垎瑁傛垚
(
)
A
锛?/p>
511
涓?/p>
B
锛?/p>
512
涓?/p>
C
锛?/p>
1 023
涓?/p>
D
锛?/p>
1 024
涓?/p>
2
锛庝负浜嗘不鐞嗘矙灏樻毚锛屾煇甯傛斂搴滃ぇ鍔涘姞寮虹幆澧冧繚鎶わ紝鍏跺懆杈硅崏鍦虹豢鑹叉琚潰绉瘡骞撮兘姣?/p>
涓婁竴骞村闀?/p>
10.4%
锛岄偅涔堢粡杩?/p>
x
骞寸豢鑹叉琚殑闈㈢Н涓?/p>
y
锛屽垯
y
锛?/p>
f(x)
鐨勫浘璞″ぇ鑷翠负
(
)
3
锛?/p>
涓�绉嶄骇鍝佺殑鎴愭湰浠婂勾鏄?/p>
a
鍏冿紝
璁″垝浣挎垚鏈钩鍧囨瘡骞存瘮涓婁竴骞撮檷浣?/p>
m%
锛?/p>
鍒欎粠浠婂勾绠楄捣锛?/p>
绗洓骞存椂璇ヤ骇鍝佺殑鎴愭湰涓?/p>
(
)
A
锛?/p>
a(1
锛?/p>
m%)
3
B
锛?/p>
a(1
锛?/p>
m%)
3
C
锛?/p>
a(1
锛?/p>
m)
3
D
锛?/p>
a(1
锛?/p>
m)
3
4
锛庣嚂瀛愭瘡骞寸澶╅兘瑕佷粠鍖楁柟椋炲悜鍗楁柟杩囧啲锛屼笓瀹跺彂鐜帮紝涓ゅ瞾鐕曞瓙鐨勯琛岄�熷害鍙〃绀轰负
v
锛?/p>
5log
2
O
10
锛屽崟浣嶆槸
m/s
锛屽叾涓?/p>
O
琛ㄧず鐕曞瓙鐨勮�楁哀閲忥紝鍒欑嚂瀛愰潤姝㈡椂鐨勮�楁哀閲忎负
__________
涓崟浣嶏紟
5
锛庢煇宸ュ巶浠?/p>
2005
骞村埌
2007
骞存柊浜у搧鐨勬垚鏈叡涓嬮檷浜?/p>
51%
锛岃嫢涓ゅ勾涓嬮檷鐨勭櫨鍒嗙巼鐩稿悓锛?/p>
鍒欐瘡骞翠笅闄嶇殑鐧惧垎鐜囦负
__________
锛?/p>
1
锛庡凡鐭ョ敳銆佷箼涓ゅ巶骞翠骇鍊肩殑鏇茬嚎濡備笅鍥炬墍绀猴紝鍒欎笅鍒楃粨璁轰腑锛岄敊璇殑涓�涓槸
(
)
A
锛庝袱鍘傜殑浜у�兼湁涓夊勾鐩稿悓