A、safe for becoming rounded
B、safe for hot work
C、not safe for personnel
D、not safe for hot work
更多“Before welding is permitted on a fuel tank, it must be certified or declared （）”相关的问题
A、Tearing through the member is more likely in this type connection B、The weld may be broken by the stresses caused by riveting C、The weld increases the tensile stress on the rivet heads D、The welding must be completed before the riveting commences
A、An oxygen indicator B、A combustible gas indicator C、A combination combustible gas and oxygen indicator D、A flame safety lamp
A、A. If using IS-IS as the PE-CE routing protocol, no redistribution is required. B、B. If using static routes between the CE and PE routers, no redistribution of other VPN routes is required. C、C. If the PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required. D、D. If RIP is the routing protocol that is used between the PE-CE routers, no redistribution is required, but any other protocol will require redistribution. E、E. If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution.
A、A. If using IS-IS as the PE-CE routing protocol, no redistribution is required. B、B. If using static routes between the CE and PE routers, no redistribution of other VPN routes is required. C、C. If the PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required. D、D. If RIP is the routing protocol that is used between the PE-CE routers, no redistribution is required, but any other protocol will require redistribution. E、E. If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution.
A、The faying surfaces are coated with white lead (or similar product) before the rivets are set B、A sealing weld bead of 1/8 or less pitch is run along the plate edge C、The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate D、A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets
A、The faying surfaces are coated with white lead（or similar product）before the rivets are set B、A sealing weld bead of 1/8 or less pitch is run along the plate edge C、The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate D、A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets
A、The faying surfaces are coated with white lead (or similar product) before the rivets are set B、A sealing weld bead of 1/8" or less pitch is run along the plate edge C、The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate D、A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets
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