[Mellanox] add document for thermal control related cli (sonic-net#832)

* [Mellanox] add document for thermal control related cli

* Update review comments thermal zones -> thermal sensors

* Make example better

doc/Command-Reference.md

@@ -708,6 +708,86 @@ This command displays the status of the device's power supply units
  PSU 2 OK
  ```
 
+**show platform fan**
+
+This command displays the status of the device's fans
+
+- Usage:
+ ```
+ show platform fan
+ ```
+
+- Example:
+ ```
+ admin@sonic:~$ show platform fan
+ FAN Speed Direction Presence Status Timestamp
+ ----------- -------- ----------- ---------- -------- -----------------
+ fan1 34% intake Present OK 20200302 06:58:56
+ fan2 43% intake Present OK 20200302 06:58:56
+ fan3 38% intake Present OK 20200302 06:58:56
+ fan4 49% intake Present OK 20200302 06:58:57
+ fan5 38% exhaust Present OK 20200302 06:58:57
+ fan6 48% exhaust Present OK 20200302 06:58:57
+ fan7 39% exhaust Present OK 20200302 06:58:57
+ fan8 48% exhaust Present OK 20200302 06:58:57
+ ```
+
+**show platform temperature**
+
+This command displays the status of the device's thermal sensors
+
+- Usage:
+ ```
+ show platform temperature
+ ```
+
+- Example:
+ ```
+ admin@sonic:~$ show platform temperature
+ NAME Temperature High Th Low Th Crit High Th Crit Low Th Warning Timestamp
+ ---------------------- ------------- --------- -------- -------------- ------------- --------- -----------------
+ Ambient ASIC Temp 37.0 100.0 N/A 120.0 N/A False 20200302 06:58:57
+ Ambient Fan Side Temp 28.5 100.0 N/A 120.0 N/A False 20200302 06:58:57
+ Ambient Port Side Temp 31.0 100.0 N/A 120.0 N/A False 20200302 06:58:57
+ CPU Core 0 Temp 36.0 87.0 N/A 105.0 N/A False 20200302 06:59:57
+ CPU Core 1 Temp 38.0 87.0 N/A 105.0 N/A False 20200302 06:59:57
+ CPU Pack Temp 38.0 87.0 N/A 105.0 N/A False 20200302 06:59:57
+ PSU-1 Temp 28.0 100.0 N/A 120.0 N/A False 20200302 06:59:58
+ PSU-2 Temp 28.0 100.0 N/A 120.0 N/A False 20200302 06:59:58
+ xSFP module 1 Temp 31.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 2 Temp 35.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 3 Temp 32.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 4 Temp 33.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 5 Temp 34.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 6 Temp 36.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 7 Temp 33.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 8 Temp 33.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 9 Temp 32.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 10 Temp 38.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 11 Temp 38.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 12 Temp 39.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 13 Temp 35.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 14 Temp 37.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 15 Temp 36.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 16 Temp 36.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 17 Temp 32.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 18 Temp 34.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 19 Temp 30.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 20 Temp 31.5 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 21 Temp 34.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 22 Temp 34.4 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 23 Temp 34.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 24 Temp 35.6 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 25 Temp 38.0 70.0 N/A 90.0 N/A False 20200302 06:59:57
+ xSFP module 26 Temp 32.2 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ xSFP module 27 Temp 39.0 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ xSFP module 28 Temp 30.1 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ xSFP module 29 Temp 32.0 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ xSFP module 30 Temp 35.3 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ xSFP module 31 Temp 31.0 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ xSFP module 32 Temp 39.5 70.0 N/A 90.0 N/A False 20200302 06:59:58
+ ```
+
 #### Transceivers
 Displays diagnostic monitoring information of the transceivers