绗?/p>
1
椤?/p>
鍏?/p>
20
椤?/p>
浜烘暀鐗堜節涓
2019-2020
瀛﹀勾涔濆勾绾т笂瀛︽湡鍖栧鏈熶腑鑰冭瘯璇曞嵎
D
鍗?/p>
涓�銆?/p>
鍗曢�夐
(
鍏?/p>
19
棰橈紱鍏?/p>
38
鍒?/p>
)
1.
锛?/p>
2
鍒嗭級绌烘皵涓惈閲忚緝澶氫笖鑳界敤浜庨鍝佸寘瑁呯殑姘斾綋鏄紙
锛?/p>
A .
姘皵
B .
姘ф皵
C .
绋�鏈夋皵浣?/p>
D .
浜屾哀鍖栫⒊
2.
锛?/p>
2
鍒嗭級涓嬪垪鍖栧鐢ㄨ閿欒鐨勬槸锛?/p>
锛?/p>
A . 2
涓爱鍘熷瓙
:2 N
B .
閾濈瀛?/p>
:Al3+
C . S2-
鐨勭粨鏋勭ず鎰忓浘
:
D .
姘у寲閾?/p>
:Al2O3
3.
锛?/p>
2
鍒嗭級涓嬪垪璇存硶姝ｇ‘鐨勬槸锛?/p>
锛?/p>
A .
娌硅剛浼氫娇浜哄彂鑳栵紝鏁呯姝㈤鐢ㄦ补鑴?/p>
B .
鍐滆嵂鍖栬偉鑳芥彁楂樺啘浣滅墿鐨勪骇閲忥紝鏁呭簲澶ч噺浣跨敤鍐滆嵂鍖栬偉
C . 鈥滀簲鏈堢步棣欓涓囧鈥濓紝璇存槑鍒嗗瓙涔嬮棿鏈夐棿闅?/p>
D .
楂樼倝鐐奸搧鏄埄鐢ㄤ竴姘у寲纰崇殑杩樺師鎬?/p>
4.
锛?/p>
2
鍒嗭級涓嬪垪鍚勭墿璐ㄦ寜鐓у崟璐ㄣ�佹哀鍖栫墿銆佹贩鍚堢墿鐨勯『搴忔帓鍒楃殑锛?/p>
锛?/p>
A .
姘撮摱銆佽捀棣忔按銆佺背閰?/p>
B .
鍐般�佸共鍐般�佸啺绾㈣尪