1.大屏总览统计压力管道米转千米，保留3位小数

amos-boot-system-tzs/amos-boot-module-jg/amos-boot-module-jg-biz/src/main/java/com/yeejoin/amos/boot/module/jg/biz/service/impl/DPStatisticsServiceImpl.java

@@ -34,6 +34,8 @@ import org.elasticsearch.search.builder.SearchSourceBuilder;
 import org.springframework.stereotype.Service;
 
 import java.io.IOException;
+import java.math.BigDecimal;
+import java.math.RoundingMode;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -296,6 +298,10 @@ public class DPStatisticsServiceImpl {
 
     private void staticsCenterMapCountDataForPipeline(Map<String, Object> result, DPFilterParamDto dpFilterParamDto) {
         String length = techParamsPipelineMapper.sumPipeLengthByArea(dpFilterParamDto.getCityCode());
+        BigDecimal lengthDecimal = new BigDecimal(length);
+        if (lengthDecimal.compareTo(BigDecimal.ZERO) > 0) {
+            length = lengthDecimal.divide(new BigDecimal("1000"), 3, RoundingMode.HALF_UP).toPlainString();
+        }
         result.put(DPMapStatisticsItemEnum.PRESSURE_PIPELINES.getCode(), length);
     }