After aluminum coupons and backings have been properly cleaned and prepared, they should be welded
within _____.
a. 1 hour
b. 45 minutes
c. 30 minutes
d. 10 minutes
c
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El recorte del aislamiento de tuberÃa en las protuberancias:
a. no es importante. b. debe hacerse para eliminar las grietas. c. se hace con un cuchillo. d. requiere una barrera de vapor.
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?Which material cannot be resistance brazed?
A. ?stainless steel B. ?copper C. ?ceramics D. ?aluminum
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What are the two common sizes of casket covers?
What will be an ideal response?
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Coaxial holes that are aligned through different features can be controlled with positional tolerancing using a feature relating zone for each hole and a pattern locating zone for the holes as a group.
Answer the following statement true (T) or false (F)
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