blockout是什么意思,blockout怎么读 语音:
英音  [b'lɒkaʊt] 
美音  [b'lɒkaʊt] 
blockout 基本解释
n. 部分遮光的复制品(如照相底片或网目版)
中文词源
blockout 用法和例句提示:点击例句中的单词,就可以看到词义解释
提示:点击例句中的单词,就可以看到词义解释
Methods : The exercise duration , the ischemic score and the size of defect in blockout map of 18 patients were observed by stress and rest SPECT myocardial perfusion tomography before and after PTCA .
方法:通过运动&静息心肌灌注显像,观察PTCA前后患者运动试验结果、心肌各心室壁节段放射性异常积分及靶心图缺损范围的变化。
In new construction , it may be possible to make a full-penetration welded splice in the field before the joint is lowered into the blockout .
新的施工中,在接缝降低到封网前,可能在现场进行全贯入焊接拼接。