The bus is an enormous 50-seater with 20 five-feet-long bunks crammed above the seats. It has the narrowest of walkways and is as claustrophobic as a battery hen cage.

来了一辆巨大的50座巴士，在座位之上挤进了20个五英尺长的铺位，走道极其狭窄，像鸡舍一样封闭，更可怖的是车上没有紧急逃生口。

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While an interface from the battery system to the main can bus may be desirable, SPI or I2C communications can be advantageous within the battery pack.

尽管从电池系统到主CAN总线有一个接口也许是可取的，但在电池组内部，SPI或I2C通信是有利的。

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A single microcontroller controls the entire stack of battery monitors via the SPI-compatible serial interface, and it also is the gateway to the main CAN bus.

单个微控制器通过spi兼容的串行接口控制整组电池监视器，该微控制器也是至主CAN总线的网关。

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On Thursday, the NTSB released an interim report that showed the battery bus voltage dropped to zero in three instances.

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The two 5W-powered USB ports allow users to connect even two bus-powered external hard drives and also function as a backup battery for two iPads.

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