2019-2020
瀛﹀勾浜烘暀鐗堝叓骞寸骇鐗╃悊锛堜笂鍐岋級瀵掑亣鎻愬崌缁?/p>
涓撶粌锛?/p>
08
锛?/p>
澹扮殑鍒╃敤
鍣０鐨勫嵄瀹冲拰鎺у埗
锛堝惈绛旀锛?/p>
涓�銆?/p>
閫夋嫨棰?/p>
(
鏈ぇ棰樺叡
20
涓皬棰橈紝姣忓皬棰樺彧鏈変竴涓纭�夐」锛屾瘡灏忛
3
鍒嗭紝婊″垎
60
鍒嗭級
1
銆?/p>
涓嬪垪浜嬩緥涓紝灞炰簬鍒╃敤澹伴煶浼犻�掍俊鎭殑鏄?/p>
(
)
A
锛庣敤瓒呭０娉㈡竻娲楃簿瀵嗕华鍣?/p>
B
锛庣敤
B
瓒呯粰鐥呬汉妫�鏌ヨ韩浣?/p>
C
锛庣敤瓒呭０娉㈠嚮纰庝汉浣撳唴鐨勭粨鐭?/p>
D
锛庣敤
瓒呭０娉㈢編鐧界墮榻?/p>
2
銆?/p>
涓嬪垪鍥句腑锛屼富瑕佹弿杩板０闊宠兘澶熶紶閫掕兘閲忕殑
(
锛?/p>
A
锛庢帰娴嬫捣娣?/p>
B
锛庢暡鐡跺簳鐏劙鎽囧姩
C
锛庡洖澹板畾浣?/p>
D
锛庤秴澹版尝鎺㈡煡
3
銆?/p>
鏈変竴绉嶇數鍔ㄧ墮鍒凤紝瀹冭兘鍙戝嚭瓒呭０娉紝鐩磋揪鐗欏埛妫曟瘺鍒蜂笉鍒扮殑鍦版柟锛岃繖鏍峰埛鐗欐棦骞插噣鍙堣垝鏈嶃�傚叧浜庣數鍔ㄧ墮
鍒凤紝姝ｇ‘鐨勮娉曟槸锛?/p>
锛?/p>
A
锛庡埛鐗欐椂锛屼汉鍚笉鍒拌秴澹版尝锛屾槸鍥犱负瓒呭０娉笉鑳藉湪绌烘皵涓紶鎾?/p>
B
锛庤秴澹版尝鐨勯煶璋冨緢浣庯紝鎵�浠ヤ汉鍚笉鍒?/p>
C
锛庤秴澹版尝涓嶆槸鐢辩墿浣撴尟鍔ㄤ骇鐢熺殑
D
锛庤秴澹版尝鑳戒紶閫掕兘閲?/p>
4
銆?/p>
缇庡浗鐮斿埗鍑轰竴绉嶇敤瓒呭０娉㈠仛瀛愬脊鐨勬灙锛庡綋瓒呭０娉㈣揪鍒颁竴瀹氬己搴︽椂灏辫兘鏈夎緝寮虹殑鏀诲嚮鍔涳紟瀹為檯瑕侀樆鎸¤繖涓�
姝﹀櫒鐨勮鍑伙紝鍙鐢ㄨ杽钖勭殑涓�灞傦紙
锛?/p>
A
锛庡己搴﹀ぇ鐨勯挗鏉?/p>
B
锛庡姞姘存湇瑁?/p>
C
锛庣湡绌哄甫
D
锛庣粷缂樼墿璐?/p>
5
銆?/p>
浼︽暒濂ヨ繍浼氭湡闂磋嫳鍥藉啗鏂归厤澶囦簡涓�绉嶈繙绋嬪０娉㈠畨淇濊澶?/p>
,
璇ヨ澶囧伐浣滄椂鍙互浜х敓楂樿揪
150 dB
鐨勫０闊?/p>
,
灏栭攼
鐨勫０鍝嶄細璁╀汉鑰虫劅鍒板埡鐥?/p>
,
璇ヨ澶囨棦鍙敤浣滈珮闊冲枃鍙?/p>
,
涔熷彲鐢ㄤ綔闈炶嚧鍛芥�ф鍣ㄩ┍鏁ｄ汉缇ゃ�?/p>
鍏充簬璇ヨ澶?/p>
,
涓嬮潰璇存硶
姝ｇ‘鐨勬槸
(
)
A.
璇ヨ澶囦骇鐢熺殑鏄秴澹版尝
B.
璇ヨ澶囦骇鐢熺殑鏄澹版尝
C.鈥?50dB鈥?nbsp;
鏄寚鎵�浜х敓澹伴煶鐨勫搷搴?/p>
D.鈥?nbsp;150dB鈥?/p>
鏄寚鎵�浜х敓澹伴煶鐨勯煶璋?/p>