Spec：Used for measuring thickness and corrosion of pressure vessels,chemical equipment, boilers,oil storage tanks,etc.in industries of petroleum, shipbuilding,power station,and machine manufacturing.
Spec：Used for measuring thickness and corrosion of pressure vessels,chemical equipment, boilers,oil storage tanks,etc.in industries of petroleum, shipbuilding,power station,and machine manufacturing.
Spec：Used for measuring thickness and corrosion of pressure vessels,chemical equipment, boilers,oil storage tanks,etc.in industries of petroleum, shipbuilding,power station,and machine manufacturing.
Spec：Used for measuring thickness and corrosion of pressure vessels,chemical equipment, boilers,oil storage tanks,etc.in industries of petroleum, shipbuilding,power station,and machine manufacturing.
Spec：Used for measuring thickness and corrosion of pressure vessels,chemical equipment, boilers,oil storage tanks,etc.in industries of petroleum, shipbuilding,power station,and machine manufacturing.
Spec：Used for measuring thickness and corrosion of pressure vessels,chemical equipment, boilers,oil storage tanks,etc.in industries of petroleum, shipbuilding,power station,and machine manufacturing.
