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鐎忚
鏀惰棌
1銆丠Q07mf28619锛�
鍟�(w猫n)椤岋細鑰佸斧濂�锛�
鎴戦€欓噷鏈変竴閬撻璜�(q菒ng)鑰佸斧骞姪瑙ｇ瓟涓€涓�:
鏈変竴缇や汉鍙楁煇绋柧鐥呮劅鏌撴偅鐥呯殑鍗�20%锛岀従(xi脿n)闅ㄦ(j墨)鐨勫緸浠栧€戜腑鎶�50浜�锛屽墖鍏朵腑鎮ｇ梾浜烘暩(sh霉)鐨勬暩(sh霉)瀛�(xu茅)鏈熸湜鍜屾柟宸槸锛�
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鑰佸斧锛氭偍濂�锛�
鏁�(sh霉)瀛�(xu茅)鏈熸湜=50*0.2=10
鏂瑰樊=50*0.2*0.8=8
2銆丠Q07mf181116锛�
鍟�(w猫n)椤岋細鍚戦噺(4锛�-7锛�4)鍦ㄥ悜閲�(2锛�1锛�2)涓婄殑鎶曞奖鏄�?A.1:B.璜�(q菒ng)鍟�(w猫n)鎬庝箞鍋�?璎濊瑵锛�
鑰佸斧锛氭偍濂�锛�
鍚戦噺A(4锛�-7锛�4)鍦ㄥ悜閲廈(2锛�1锛�2)涓婄殑鎶曞奖,
|B|=鏍硅櫉(h脿o)锛�2*2+1*1+2*2锛�=3
鎶曞奖锛�(4*2-7*1+4*2)/3=3
3銆乻houni锛�
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