Pan-Pan is to be used to announce().
- Aa distress message
- Ban urgency message
- Ca safety message
- Da message of SMCP
Pan-Pan is to be used to announce().
1、The following measures can be used to
The following measures can be used to improve oily water separator’s separating effect except ()Aoverhauling every two yearBworking at intervalsCrenewing filtration materialDpumping bilge water from different layers respectively
2、()is used to protect goods not to be d
()is used to protect goods not to be deteriorated like food and medicine.ApackagingBGreen PackagingCVacuum packagingDSpecial packaging
3、A subquery can be used to ().
A subquery can be used to ().A Create groups of dataB Sort data in a specific orderC Convert data to a different formatD Retrieve data based on an unknown conditio
4、Expansion tank should be used to remov
Expansion tank should be used to remove () from cooling water.AscaleBsludgeCchemicalsDair
5、Bridge gauge can be used to measure ()
Bridge gauge can be used to measure () of a diesel engine.Adiameters of journalsBdeflections of crankwebsCdiameters of crankpinsDnone of the above
6、Tools with ()handles should be used to
Tools with ()handles should be used to check electric circuit.AplasticBmetalCstainless steelDcopper