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low-velocity electron
 low velocity electron
met. 低速电子
| beam
 beam
gen. 播送; 发送; 横梁
el. mech.
met. ;

to phrases
low-velocity electron
tech. 慢电子; 低速电子
low velocity electron
met. 低速电子
low-velocity electron
: 3 phrases in 3 subjects
Air defense1
Earth sciences1
Technology1