mean of valve loop curve 平均调节阀组合特性曲线
valve loop curve 调节阀组合特性曲线
revers loop curve 回头环线
reverse loop curve 回头曲线
chronological loop curve 连时序绳套曲线
loop of a curve 曲线的闭路
loop rating curve 水位流量环形关系曲线 ; 水位流量关系环线
valve loop performance curve 调节阀组合特性曲线
The adopted control mode of previous common frequency converter is usually of open loop constant voltage ratio, which its control curve is not stable.
早期通用变频器大多为开环恒压比的控制方式，控制曲线不稳定。
The unloading curve normally falls below the loading curve to form a hysteresis loop .
卸载曲线通常都落在加载曲线之下，形成一个滞后回线。
This algorithm is fast, can be used widely, and can pick up Minimum Closed Loop from any complicated curve set.
该算法速度较快、应用范围广，能适用于任意复杂曲线集提取最小闭环的情况。
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