娴欐睙鐪?/p>
2015
骞翠笂鍗婂勾浜岀骇涓撲笟缁撴瀯锛氶挗缁撴瀯浣撶郴鐗圭偣鑰冭瘯
璇曞嵎
涓�銆佸崟椤归�夋嫨棰橈紙鍏?/p>
25
棰橈紝姣忛
2
鍒嗭紝姣忛鐨勫閫夐」涓紝鍙湁
1
涓簨鏈�绗﹀悎
棰樻剰锛?/p>
1
銆佸綋妗╁熀绌胯繃杞急涓嬪崸灞傦紝浠ュ潥纭粡鍦熶负鎸佸姏灞傦紝榛忓湡鎸佸姏灞傜殑鏈�灏忓帤搴︿负妗?/p>
鐩村緞鐨勶紙锛夊�嶃�?/p>
A
锛?/p>
4
B
锛?/p>
5
C
锛?/p>
6
D
锛?/p>
8
2
銆佽繍绠楃數璺鍥炬墍绀恒�傝兘澶熷疄鐜拌窡闅忓櫒
uo=ui
杩愮畻鍏崇郴鐨勭數璺槸锛堬級
銆?/p>
A
锛庡浘
1
锛屽浘
2
B
锛庡浘
2
锛屽浘
3
C
锛庡浘
2
锛屽浘
4
D
锛庡浘
3
锛屽浘
4
3
銆?/p>
鏌愰ケ鍜屽師鐘跺湡鏍凤紝
缁忚瘯楠屾祴寰楀叾浣撶Н涓?/p>
V=100cm3
锛屾箍鍦熻川閲?/p>
m=0.185kg
锛岀儤
骞插悗璐ㄩ噺涓?/p>
0.145kg
锛屽湡绮掔殑鐩稿瀵嗗害
G=2.70
锛屽湡鏍风殑娑查檺涓?/p>
wL=35%
锛屽闄愪负
wp=17%
銆傚垯璇ュ湡鐨勫悕绉板拰鐘舵�佷负锛堬級
銆?/p>
A
锛庣矇鍦燂紝纭鐘舵�?/p>
B
锛庨粡鍦燂紝鍙鐘舵�?/p>
C
锛庣矇鍦燂紝鍙鐘舵�?/p>
D
锛庨粡鍦燂紝娴佸鐘舵�?/p>
4
銆?/p>
浠绘剰绠℃鐨勬�绘按澶寸嚎銆?/p>
娴嬪帇绠℃按澶寸嚎銆?/p>
浣嶇疆姘村ご绾夸箣闂寸殑鍏崇郴锛?/p>
锛堬級
鏄纭殑銆?/p>
A
銆佹�绘按澶寸嚎涓庢祴鍘嬬姘村ご绾垮钩琛?/p>
B
銆佹�绘按澶寸嚎楂樹簬浣嶇疆姘村ご绾?/p>
C
銆佹祴鍘嬬姘村ご绾块珮浜庝綅缃按澶寸嚎
D
銆佷互涓婁笁鐐归兘涓嶆纭?/p>
5
銆佽嫢楂樻俯鐑簮鐨勬俯搴︿负浣庢俯鐑簮娓╁害鐨?/p>
n
鍊嶏紝浠ョ悊鎯虫皵浣撲负宸ヤ綔鐗╄川鐨勫崱璇烘満
宸ヤ綔浜庨珮銆?/p>
浣庢俯鐑簮涔嬮棿銆?/p>
鍒欎粠楂樻俯鐑簮鍚告敹鐨勭儹閲忎笌鍚戜綆娓╃儹婧愭斁鍑虹殑鐑噺涔?/p>
姣斾负锛堬級
銆?/p>
A
锛?/p>
A
B
锛?/p>
B
C
锛?/p>
C
D
锛?/p>
D
6
銆佺粨鏋勮瘯楠屾椂锛屽浐瀹氶摪鏀骇鍙互浣跨敤浜庯紙锛?/p>
銆?/p>
A
锛庤繛缁缁撴瀯鐨勪竴绔?/p>
B
锛庣畝鏀鐨勪袱绔?/p>
C
锛庢偓鑷傛缁撴瀯鐨勪竴绔?/p>
D
锛庢煴鎴栧鏉挎瀯浠剁殑涓ょ
7
銆佷笅鍒楀叧浜庨挗妗嗘灦涓�閽㈢瓔娣峰嚌鍦熸牳蹇冪瓛缁撴瀯璁捐涓殑涓�浜涢棶棰橈紝鍏朵腑浣曢」璇存硶