-
The box is lined with lead to shield the x-ray detector from stray radiation.
盒子本身还连接了铅，以便阻挡杂散射线被探测器接收。
youdao
-
Health professionals currently lead the main box and pencil lead.
公司目前主要专业生铅芯盒和铅笔芯。
youdao
-
Health professionals currently lead the main box and pencil lead.
公司目前主要专业生铅芯盒和铅笔芯。
youdao