deasil

1.Turn on and cut function details: The table shows the turn on and cut situations as pointer moves deasil, and the function is opposite while the pointer moves widdershins.

表中描述关功是表示：仪表压力指针位于最小刻度值时所具有关功，即压力指针从最小刻度值始顺时针动时关状态，当压力指针逆时针转动时，实关功相反。