1.防止未装GEM Licsence导致报错
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@ -34,9 +34,9 @@ namespace MECF.Framework.Common.Gem
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private PeriodicJob _monitorJob;
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public string CommunicationState => _equipment.GetCommunicationState().ToString();
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public string CommunicationState => _equipment?.GetCommunicationState().ToString();
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public string ControlMode => _equipment.GetControlState().ToString();
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public string ControlMode => _equipment?.GetControlState().ToString();
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public string SequenceRecipeContent { get; set; }
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