日报：添加C2H6，C3H8浓度曲线；删除流量无数据柱状图

16639036659

2024-04-10 b15ad90d858e5b6745f76921054b5d5a62b59627

 src/main/java/com/gkhy/fourierSpecialGasMonitor/entity/GasConcentration.java

@@ -21,6 +21,8 @@

    private LocalDateTime dataReceivingTime;

    private Integer position;

    private int type;

    private String lng;