When purchasing a piece of hardware, consider its mean time between failures (MTBF), and stockpile reserves accordingly. Here are some rules of thumb.

在购买硬件时，要考虑它的平均故障间隔(MTBF)并相应地储备备用硬件。

youdao

The paper introduces a practical method to calculate the mean time between failures (MTBF) of ac servo controllers, using the components counting prediction method.

介绍了采用元器件计数预计法的伺服驱动控制的平均故障间隔时间(MTBF)实用计算方法。

youdao

The mean time between failures (MTBF) for the controller of the system can be over 10 years.

系统用控制器平均无故障时间达到10年以上。

youdao

The drive contains no moving parts, decreasing the risk of data loss due to shock and vibration, and its mean time between failure (MTBF)4 greatly exceeds that of hard disk drives, giving users peace of mind that it will retain their files for the long term.

ENGADGET: SanDisk launches Extreme SSDs: $190 for 120GB, $400 for 240GB

The M5M has an MTBF (mean time between failures) of 2.4 million hours.

ENGADGET: Plextor trots out M5M series mSATA drives at CES