By inserting a tube into the melted iron to form a greybody tube and to make the emissivity steady.The temperature of the melted iron can be obtained using a optical fiber thermometer.
其
一种途径即利用一个空芯
管插入
水
,形成一个近似灰体腔,使腔内
水表面发射率基本不变,然后利用光纤比色测温仪示出温度。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
线杂志
化
化 The gold standard for determining if there is portal hypertension is obtaining a hepatic venous pressure gradient measurement where a catheter is inserted inside the inferior vena cava and then inside the portal vein to measure the difference between both pressures.
确定
否存在门静脉高压症的金标准
测量肝静脉压力梯度,即将导管先后插入下
静脉、门静脉内测量两
压力之间的差异。