锛?/p>
鏄?/p>
鏄?/p>
鍐?/p>
閲?/p>
楂?/p>
绛?/p>
涓?/p>
绉?/p>
瀛?/p>
鏍?/p>
璇?/p>
鍗?/p>
璇剧▼鍚嶇О锛氭ā鎷熺數瀛愭妧鏈?/p>
浠昏鏁欏笀锛?/p>
鑰冭瘯鏃堕棿锛?/p>
璇曞嵎绫诲埆锛?/p>
涓?/p>
涓氾細
鐝?/p>
绾э細
瀛︾敓濮撳悕锛?/p>
瀛?/p>
鍙凤細
棰樺彿
涓�
浜?/p>
涓?/p>
鍥?/p>
浜?/p>
鍏?/p>
涓?/p>
鍏?/p>
涔?/p>
鍗?/p>
鎬?/p>
鍒?/p>
寰楀垎
涓�銆佸崟閫夐
(
姣忛
1
鍒?/p>
)
1.
鏌愰泦鎴愯繍鏀鹃鐜囩壒鎬у鍥炬墍绀猴紝鍒欑敤浜庢斁澶?/p>
100kHz
淇″彿鏃惰兘杈惧埌鐨勬渶楂樼數鍘嬫斁澶у�嶆暟涓?/p>
锛?/p>
锛?/p>
銆?/p>
A.
10
B.
5000000
C.
50
D.
鏃犳硶纭畾
2.
鐩存帴鑰﹀悎鏀惧ぇ鐢佃矾
( )
淇″彿銆?/p>
A.
鍙兘鏀惧ぇ浜ゆ祦淇″彿
B.
鍙兘鏀惧ぇ鐩存祦淇″彿
C.
鏃㈣兘鏀惧ぇ浜ゆ祦淇″彿锛屼篃鑳芥斁澶х洿娴佷俊鍙?/p>
D.
鏃笉鑳芥斁澶т氦娴佷俊鍙凤紝涔熶笉鑳芥斁澶х洿娴佷俊鍙?/p>
3.
宸茬煡杈撳叆淇″彿鐨勯鐜囦负
40Hz ~10kHz
锛屼负浜嗛槻姝㈠共鎵颁俊鍙风殑娣峰叆锛屽簲閫夌敤
婊ゆ尝鐢佃矾
銆?/p>
锛?/p>
锛?/p>
銆?/p>
A
锛庡甫
闃?/p>
B
锛庝綆
閫?/p>
C
锛庡甫
閫?/p>
D
锛庡甫闃?/p>
4.
鍥剧ず鐢佃矾涓紝娆叉彁楂樻斁澶х數璺殑鐢靛帇鏀惧ぇ鍊嶆暟锛屽彲浠ワ紙
锛?/p>
銆?/p>
A.
鍑忓皬
Rc
B.
鍑忓皬
R
L
C.
澧炲ぇ
R
E
D.
澧炲ぇ
R
B2
涓昏�冩暀甯?/p>
鍗板埗浠芥暟
瀹?/p>
鎵?/p>