The Model 90 and 91 are recommended for dead end or low flow service in critical applications such as control loops requiring precise, automatic monitoring of signal pressures.
该模型90和91被推荐为年底或死亡，如需要精确的控制，信号回路的压力自动监测的关键应用的低流量的服务。
The ability to precisely control pressure switching and pressure monitoring functions make the Model 91 the logical choice in dead end or low flow applications such as precision control loops.
能够精确地控制压力开关，压力监控功能使示范91在死胡同，或如精密控制回路低流量应用的合理选择。
Thus the model is capable of microcomputer digital control of gas turbine and of real time estimation of mal functioned parameters in the gas turbine monitoring system.
因而能用于双轴燃气轮机的微机数字控制和对气动性能参数监控中的失效参数实时估值计算。
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