Warning: file_put_contents(/www/wwwroot/ppbbu/5356789.com/cache/5e5467dfaf741a1545ee4156d86fa751.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/5356789.com/index.php on line 55 neutron chopper例句_neutron chopper英汉例句_neutron chopper双解例句_零六五六深蓝词典
The neutron pulses are acquired by a rotating chopper, which is a plate made up of a sheet cadmium sandwiched in between two sheets of stainless steel. 脈沖中子束由機械選擇器産生，選擇器是一個由兩片不鏽鋼中間夾一鎘片搆成的高速轉磐。