<delect id="pvhpn"></delect>

<address id="pvhpn"><video id="pvhpn"></video></address><video id="pvhpn"><p id="pvhpn"><font id="pvhpn"></font></p></video>

<p id="pvhpn"></p>

<p id="pvhpn"></p>
<p id="pvhpn"></p>
<p id="pvhpn"></p><p id="pvhpn"><delect id="pvhpn"></delect></p>
<video id="pvhpn"><output id="pvhpn"><font id="pvhpn"></font></output></video>

<video id="pvhpn"></video><p id="pvhpn"><delect id="pvhpn"><listing id="pvhpn"></listing></delect></p>
<video id="pvhpn"><p id="pvhpn"><delect id="pvhpn"></delect></p></video>

<address id="pvhpn"><p id="pvhpn"><delect id="pvhpn"></delect></p></address>
<p id="pvhpn"><delect id="pvhpn"></delect></p>
<video id="pvhpn"><output id="pvhpn"><font id="pvhpn"></font></output></video>
<p id="pvhpn"></p> <p id="pvhpn"></p>

<p id="pvhpn"><delect id="pvhpn"></delect></p>
<p id="pvhpn"><delect id="pvhpn"></delect></p>
<p id="pvhpn"><delect id="pvhpn"><listing id="pvhpn"></listing></delect></p><p id="pvhpn"><output id="pvhpn"><font id="pvhpn"></font></output></p><p id="pvhpn"><output id="pvhpn"><font id="pvhpn"></font></output></p>
<p id="pvhpn"></p>

<p id="pvhpn"><output id="pvhpn"><font id="pvhpn"></font></output></p>

<noframes id="pvhpn"><p id="pvhpn"></p><p id="pvhpn"></p>

全國咨詢熱線:13942589890
主營產品: 氣體流量計 燃氣表密封試驗臺 標準金屬器
您的位置: 主頁 > 產品展示
產品展示

標準金屬器

發布時間:2022-08-15

標準金屬器


用途:
標準金屬量器是用于計量液體或氣體體積的計量器具,分為一等(R BJ)、二等(LBJ)、三等(GBJ)。按結構可分為置人式、置出式。“下簡稱量器。
一等量器可檢定:
二等量器和三等量器
二等量器可檢定:
1、三等量器;
2、液體流量裝置中的容器
3、鐘罩式氣體計量器;
4、各種專用容器,
5、加油機
不確定度
一等量器為5×10-5
二等量器為2.5×10-4
三等量器為(0.5~1)×10-3
 
国产色视频一区二区三区_av黄色网站_久久精品国产亚洲麻豆_亚洲色播无码专区