Why is it necessary to purge gauge manifold valves while they are connected?
A) To stop refrigerant loss B) To preserve the system's charge
C) To prevent valve damage D) To prevent contamination of the system
D
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a. Una segueta b. Una sierra de mano c. Una sierra para picar cruzado d. Un cuchillo afilado
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¿Qué debe dejarse descubierto cuando se aislan tambores de calderas?
a. Los extremos redondeados b. Las secciones calientes c. Las soldaduras d. Las marcas de inspección
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____________________ glue is also used in constructing corsages
Fill in the blank(s) with correct word
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Friction between the slab and the soil causes cracking, which can be controlled by a(n) ____.
A. steel girder B. expansion joint C. contraction joint D. anchor bolt
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