Another series of tests fitted a "sensing seat" to a truck to record each driver's characteristic seated posture in an attempt to spot whether commercial vehicles had been hijacked.
This is the ISO14001 series of standard an apparent characteristic, but also guarantee the effective implementation of the standard must adhere to a principle.
这是ISO 14001系列标准的一个明显特点，也是保证标准有效实施所必须坚持的一项原则。
3
Solid and strong low frequency is the basic characteristic of LADM series.