鏄嗘槑甯?/p>
2019
灞婇珯鑰冩ā鎷熻�冭瘯
鐞嗙缁煎悎鑳藉姏娴嬭瘯
浜屻�侀�夋嫨棰橈細鏈ぇ棰樺叡
8
灏忛锛屾瘡灏忛
6
鍒嗐�傚湪姣忛缁欏嚭鐨勫洓涓�夐」涓紝绗?/p>
14
銆?/p>
17
棰?/p>
鍙湁
涓�椤圭鍚堥鐩姹傦紱绗?/p>
18
銆?/p>
21
棰樻湁澶氶」绗﹀悎棰樼洰瑕佹眰锛屽叏閮ㄩ�夊鐨勫緱
6
鍒嗭紝閫?/p>
瀵逛絾涓?/p>
鍏ㄧ殑寰?/p>
3
鍒嗭紝鏈夐�夐敊鎴栦笉閫夌殑寰?/p>
0
鍒嗐�?/p>
1.2019
骞?/p>
4
鏈?/p>
1
鏃ワ紝鍦ㄤ腑鍥芥牳鑳藉彲鎸佺画鍙戝睍璁哄潧涓婏紝鐢熸�佺幆澧冮儴浠嬬粛
2019
骞翠細鏈夋牳鐢甸」鐩檰缁紑
宸ュ缓璁俱�傛煇鏍哥數绔欒幏寰楁牳鑳界殑鏍稿弽搴旀柟绋嬩负
锛屽繁鐭ラ搥鏍?
鐨勮川閲忎负
m
1
锛岄挕鏍?
鐨勮川閲忎负
m
2
锛屾蔼鏍?/p>
Kr
鐨勮川閲忎负
m
3
锛屼腑瀛?/p>
n
鐨勮川閲忎负
m
4
锛屼笅鍒楄娉曚腑姝ｇ‘鐨勬槸
A.
璇ユ牳鐢电珯閫氳繃鏍歌仛鍙樿幏寰楁牳鑳?/p>
B.
閾�鏍?
鐨勮川瀛愭暟涓?/p>
235
C.
鍦ㄤ笂杩版牳鍙嶅簲鏂圭▼涓?/p>
x
=3
D.
涓�涓搥鏍?/p>
鍙戠敓涓婅堪鏍稿弽搴旓紝閲婃斁鐨勮兘閲忎负锛?/p>
m
1
-
m
2
-
m
3
-
m
4
锛?/p>
c
2
銆愮瓟妗堛�?/p>
C
銆愯В鏋愩�?/p>
銆愯瑙ｃ�?/p>
A
銆佷粠鏍稿弽搴旀柟绋嬪彲鐭ワ紝璇ユ牳鐢电珯閫氳繃鏍歌鍙樿幏寰楁牳鑳斤紝鏁?/p>
A
閿欒锛?/p>
B
銆侀搥鏍?
鐨勮川瀛愭暟涓?/p>
92
锛屾晠
B
閿欒锛?/p>
C
銆佺敱璐ㄩ噺鏁板畧鎭掑緱锛?/p>
235+1=144+89+
x
锛岃В寰?/p>
x
=3
锛屾晠
C
姝ｇ‘锛?/p>
D
銆佷竴涓搥鏍?
鍙戠敓涓婅堪鏍稿弽搴旓紝鐢辫川鑳芥柟绋嬪彲寰楋細
锛屾晠
D
閿欒銆?/p>
2.2018
骞?/p>
12
鏈?/p>
27
鏃ワ紝
涓浗瀹ｅ竷鑷富鐮斿彂鐨勨�滃寳鏂椾笁鍙峰崼鏄熷鑸郴缁熲�濆紑濮嬫彁渚涘叏鐞冨畾浣嶆湇鍔°�?/p>
鈥?/p>
鍖?/p>
鏂椾笁鍙峰崼鏄熷鑸郴缁熲�濈敱
5
棰楀湴鍚屾鍗槦鍜?/p>
30
棰楅潪鍦扮悆鍚屾鍗槦缁勬垚銆備笅鍒楀叧浜庢瀵艰埅绯荤粺涓殑
鍗槦璇存硶姝ｇ‘鐨勬槸
A.
鍙戝皠閫熷害鍧囧簲澶т簬绗簩瀹囧畽閫熷害
11.2km/s
B.
杞ㄩ亾鍗婂緞瓒婂ぇ鐨勫崼鏄熷懆鏈熻秺澶?/p>
C.
璐ㄩ噺瓒婂ぇ鐨勫崼鏄熷姞閫熷害瓒婂ぇ
D.
鍦扮悆鍚屾鍗槦
绾块�熷害绛変簬璧ら亾涓婇殢鍦扮悆鑷浆鐨勭墿浣撶殑绾块�熷害
銆愮瓟妗堛�?/p>
B