<xmp id="0aenz"><ins id="0aenz"><form id="0aenz"></form></ins>
<xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form>
<form id="0aenz"></form><xmp id="0aenz"><button id="0aenz"></button><form id="0aenz"><form id="0aenz"></form></form>
<xmp id="0aenz"><button id="0aenz"><form id="0aenz"><ins id="0aenz"></ins></form></button>
<xmp id="0aenz"><button id="0aenz"></button>
<button id="0aenz"><form id="0aenz"><ins id="0aenz"></ins></form></button><ins id="0aenz"></ins><button id="0aenz"><button id="0aenz"><ins id="0aenz"></ins></button></button>
<xmp id="0aenz"><form id="0aenz"></form>
<ins id="0aenz"><form id="0aenz"><form id="0aenz"></form></form></ins>
<button id="0aenz"><button id="0aenz"></button></button>
<xmp id="0aenz"><xmp id="0aenz"><xmp id="0aenz"><form id="0aenz"><button id="0aenz"></button></form><xmp id="0aenz"><button id="0aenz"></button><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><form id="0aenz"></form>
<xmp id="0aenz"><form id="0aenz"></form>
<xmp id="0aenz"><xmp id="0aenz"><form id="0aenz"></form>
<xmp id="0aenz">
CN| ENG
聯系我們 四方光電

首頁 > 核心技術 > 超聲波(Ultrasonic)
超聲波(Ultrasonic)
超聲波氣體傳感是根據超聲波傳播中聲速差的原理（又稱超聲波時差法）來計算氣體濃度和流速。超聲波在下游方向的傳播速度會增加，而在反方向的傳播速度會降低，通過一對超聲波換能器交替（或同時）發射和接收超聲波。通過觀察超聲波在介質（氣體或液體）中上游和反向流動傳播時間的差異，間接測量流體速度，然后根據流體速度計算出流量數據。

相關產品
  •
    超聲波氣體流量計
    BF-2000
    More
  • 超聲波氣體流量計
    BF-3000B
    More
  • 超聲波氣體流量計
    BF-3000
    More
  • 汽車排氣流量分析儀
    Gasboard-7800
    More
  • 超聲波流量計
    Gasboard-7200
    More
  • 超聲波氣體流量計
    BF-2008
    More
精品久久
<xmp id="0aenz"><ins id="0aenz"><form id="0aenz"></form></ins>
<xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form>
<form id="0aenz"></form><xmp id="0aenz"><button id="0aenz"></button><form id="0aenz"><form id="0aenz"></form></form>
<xmp id="0aenz"><button id="0aenz"><form id="0aenz"><ins id="0aenz"></ins></form></button>
<xmp id="0aenz"><button id="0aenz"></button>
<button id="0aenz"><form id="0aenz"><ins id="0aenz"></ins></form></button><ins id="0aenz"></ins><button id="0aenz"><button id="0aenz"><ins id="0aenz"></ins></button></button>
<xmp id="0aenz"><form id="0aenz"></form>
<ins id="0aenz"><form id="0aenz"><form id="0aenz"></form></form></ins>
<button id="0aenz"><button id="0aenz"></button></button>
<xmp id="0aenz"><xmp id="0aenz"><xmp id="0aenz"><form id="0aenz"><button id="0aenz"></button></form><xmp id="0aenz"><button id="0aenz"></button><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><xmp id="0aenz"><form id="0aenz"></form><form id="0aenz"></form>
<xmp id="0aenz"><form id="0aenz"></form>
<xmp id="0aenz"><xmp id="0aenz"><form id="0aenz"></form>
<xmp id="0aenz">