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RAM中的信息可读可写 RAM中的信息可长期保存 RAM中的存取速度高于磁盘 RAM是一种半导体存储器
RAM>CAChe>硬盘>软盘 CAChe>RAM>硬盘>软盘 CAChe>硬盘>RAM>软盘 RAM>硬盘>软盘>CAChe
make reference make reference to refer refer to
It is required that all ships are provided with two independent steering gear systemsthat is one main and one auxiliary The auxiliary gear could be power operated in passenger ships The auxiliary gear must be of adequate strength and sufficient to steer a ship atnavigable speed All moving parts of the steering gear must be guarded against any possible damage
All of reference these books All these of reference books These all reference books All these reference books
CD-R、CD-RW、PD-RAM、DVD-RAM CD-R、CD-RW、PD-RW、DVD-RAM CD-RAM、CD-RW、PD、DVD-RAM CD-R、CD-RW、PD、DVD-RAM
Demodulation reference signal for PUSCH Phase-tracking reference signals for PUSCH Demodulation reference signal for PUCCH Sounding reference signal
120ram 180ram 240ram 300ram
RAM中的信息可读可写 RAM的存取速度高于磁盘 RAM中的信息可长期保存 RAM是一种半导体存储器
Only one pump should be used at any time The ship speed should be reduced to 70% of the normal Watch keeping of the steering gear should be increased Limitations of the steering gear should be logged but the bridge need not be informed
Demodulation reference signals for PDSCH Phase-tracking reference signals for PDSCH Demodulation reference signals for PDCCH Demodulation reference signals for PBCH CSI reference signals
Demodulation reference signals forPDSCH Phase-tracking reference signals forPDSCH Demodulation reference signals forPDCCH Demodulation reference signals forPBCH
RAM中只能读出信息 RAM中既不可写入、也不可读出信息 RAM中既可写入信息，也可读出信息 RAM中只能写入信息
may not mustn’t needn’t shouldn’t
RAM，ROM都丢失 RAM丢失，ROM存在 RAM存在，ROM丢失 RAM、ROM都保存
硬盘>软盘>RAM RAM>硬盘>软盘 软盘>硬盘>RAM 硬盘>RAM>软盘
破坏 RAM 中原保存的信息 RAM 中内容全部为 1 RAM 中的内容全部为 0 RAM 原有信息保持不变
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