求翻译：学生在校期间可考取的证书有：数控车工中级技能等级证书、数控铣工中级技能等级证书、数控设备维修中级技能等级证书、电工中级技能等级证书。是什么意思？

Students during the school can obtain a certificate are: Intermediate skills certificates CNC lathe, CNC milling intermediate skills certificates, CNC equipment maintenance intermediate skill level certificate, electrical certificate of intermediate skill level.

Students may obtain the certificate during the academic year are: CNC lathe, CNC milling intermediate skill level Certificates the intermediate skill level certificates, CNC equipment maintenance intermediate skill level certificates, electrician intermediate skill level certificates.

Student in school period may be admitted to a school the certificate includes: Numerical control lathe worker intermediate skill rank certificate, numerical control milling-machine operator intermediate skill rank certificate, numerical control equipment service intermediate skill rank certificate,

Student while in school can obtain a certificate: CNC lathe work intermediate skill level certificate, CNC milling NC equipment maintenance intermediate skill level certificate, intermediate skill level certificate, certificate of electrician intermediate skill level.

Students during the school can obtain a certificate are: Intermediate skills certificates CNC lathe, CNC milling intermediate skills certificates, CNC equipment maintenance intermediate skill level certificate, electrical certificate of intermediate skill level.