check digit 检验位，校验位†
计算机硬件 计算机管理 释文 check bit, check digit 检验位
- Petr Nikitich Tkachev
- Petr Nikolaevich Fedoseev
- Petr Nikolaevich Krasnov
- Petro-Canada
- petrochemical complex fire
- petrochemical industry
- petrochemical industry catalyst
- petrochemical plant fire
- petrochemicals
- petrochemical safety
- Petrochemical Technology
- petrochemical wastewater
- petrochemistry
- petrocole
- petrofabric
- petrofabrics
- petrogenetic grid
- Petroglyph in Chulut River Valley
- Petroglyphs within the Archaeological Landscape of Tamgaly
- petrographic geomorphology
- petrographic texture and structure
- petroleum
- petroleum accumulation
- petroleum additive
- petroleum agriculture