计算机硬件 计算机维护 释文 maintenance cost, maintenance charge 维护费用
- GM计数管
- GN
- Gnaeus Naevius
- Gnassingbé Eyadéma
- GNAT
- gnathobase
- gnathocephalon
- gnathosoma
- gnathostomes
- gnathotectum
- Gnedenko
- Gnedenko limit theorem
- Gnedenko's Test
- Gnedenko theorem
- gneiss
- Gneral Committee for Scientific Terminology
- Gnevyshev-Ohl rule
- GNFS
- GNI
- Gnomon
- gnomon
- gnomonic
- gnomonic map projection
- gnomonic number
- gnomonic projection