词汇	pinhole density
释义	pinhole density 〖半〗针孔密度
随便看	training of practical EFL students training of practical talents training of primary health care workers Training of profession skills training of project study training of qi training of qualified manpower training of reading staves Training of residents training of retelling ability training of seafarer Training of sea-supply training of service personnel training of sh.ooting training of singing skills training of skilled personnel training of skills training of social development training of sp Training of specialists training of specialists in IPRs training of spoken language training of staff Training of students training of talent