2019
骞?/p>
(
鏄?/p>
)
鍏勾绾х墿鐞嗗叏鍐?/p>
9.1
璁よ瘑娴姏缁冧範棰?/p>
锛堟柊鐗堬級娌鐗?/p>
涓�
銆佸崟閫夐锛氾紙鎻愮ず锛氭湰澶ч鍏?/p>
10
灏忛锛屼笅闈㈡瘡灏忛缁欏嚭鐨勫洓涓�夐」涓紝鍙湁涓�椤规槸绗?
鍚堥鐩姹傜殑锛岀浉淇′綘涓�瀹氫細浣滃嚭姝ｇ‘鐨勯�夋嫨锛屽姫鍔?/p>
~~
鍔犳补
~~
浣犳槸鏈�妫掔殑锛?/p>
锛?/p>
1.
濡傚浘鎵�绀猴紝
鏄父鐜╂捣搴曚笘鐣屾椂锛?/p>
灏忓崕瑙傚療鍒扮殑楸煎悙鍑烘皵娉′笂鍗囨儏鏅紟
姘旀场涓婂崌杩囩▼涓彈鍒?/p>
鐨勬诞鍔涘拰姘旀场鍐呮皵浣撶殑鍘嬪己鍙樺寲鎯呭喌鏄紙
锛?/p>
A
锛庢诞鍔涖�佸帇寮哄潎鍙樺皬
B
锛庢诞鍔涖�佸帇寮哄潎鍙樺ぇ
C
锛庢诞鍔涘彉澶э紝鍘嬪己鍙樺皬
D
锛庢诞鍔涖�佸帇寮哄潎涓嶅彉
2.
浠ヤ笅璇存硶閿欒鐨勬槸锛?/p>
锛?/p>
A
锛庡湪娴锋花娓告吵鐨勪汉鍙楀埌娴锋按瀵逛粬鐨勬诞鍔?/p>
B
锛庡湪绌轰腑婕傛诞鐨勬阿姘旂悆鍙楀埌绌烘皵瀵瑰畠鐨勬诞鍔?/p>
C
锛庡皢涓�鐭冲潡鎵斿埌姘翠腑锛屽湪鍏朵笅娌夎繃绋嬩腑涓嶅彈娴姏
D
锛庡湪姘翠腑鍗囪捣鐨勬湪鍧楀彈鍒版诞鍔?/p>
3.
灏嗙┖鐭挎硥姘寸摱鎱㈡參鍘嬪叆姘翠腑锛岀洿鍒板畬鍏ㄦ蹈娌★紟涓嬪垪瀵?/p>
鐭挎硥姘寸摱鍙楀埌鐨勬诞鍔涘垎鏋愪笉姝ｇ‘鐨?/p>
鏄紙
锛?/p>
A
锛庣熆娉夋按鐡跺彈鍒版按瀵瑰畠鐨勬诞鍔?/p>
B
锛庢诞鍔涚殑鏂瑰悜绔栫洿鍚戜笂
C
锛庢帓寮�姘寸殑浣撶Н瓒婂ぇ锛屽彈鍒扮殑娴姏瓒婂ぇ
D
锛庢蹈娌″悗锛屽帇鍏ヨ秺娣憋紝鍙楀埌鐨勬诞鍔涜秺澶?/p>
4.
濡備笅闈㈠浘
1
鎵�绀猴紝杈归暱涓?/p>
10cm
鐨勭珛鏂逛綋鏈ㄥ潡
A
閫氳繃缁嗙嚎涓庡渾鏌卞舰瀹瑰櫒搴曢儴鐩歌繛锛屽鍣ㄤ腑
娑查潰涓?/p>
A
涓婅〃闈㈤綈骞筹紟
浠庢墦寮�瀹瑰櫒搴曢儴鐨勬娊娑叉満鍖�閫熷悜澶栨帓娑插紑濮嬭鏃讹紝
缁嗙嚎涓媺鍔?/p>
F
闅忔椂
闂?/p>
t
鐨勫彉鍖栧浘璞″鍥?/p>
2
鎵�
绀猴紟鏈ㄥ潡瀵嗗害
蟻
=0.5脳10
3
kg/m
3
锛屽鍣ㄧ殑搴曢潰绉负
200cm
2
锛?/p>
g=10N/kg
锛庝笅鍒楄娉曟纭殑鏄紙
锛?/p>
A
锛庨殢鐫�娑蹭綋鐨勬帓鍑猴紝鏈ㄥ潡鍙楀埌鐨勬诞鍔涗笉鏂噺灏?/p>
B
锛庡鍣ㄤ腑鐨勬恫浣撴槸閰掔簿
C
锛庢娊娑叉満姣忕閽熸帓鍑烘恫浣撶殑璐ㄩ噺鏄?/p>
10g