constantan
N โลหะผสม ที่ ประกอบด้วย ทองแดง และ นิ เกิล
Constanţa
Con stan ţa |kōnˈstäntsə, kôn -kənˈstɑntsə |(also Constanza ) the chief port of Romania, in the southeastern part of the country, on the Black Sea; pop. 305,550 (2006 ). Formerly called Tomis, it was renamed for Constantine I in the 4th century.
con stant an |ˈkänstənˌtan ˈkɑnstəndən | ▶noun a copper –nickel alloy used in electrical work for its high resistance. ORIGIN early 20th cent.: from constant + -an .
Constanţa |kɒnˈstantsə |(also Constanza ) the chief port of Romania, on the Black Sea; pop. 305,550 (2006 ). Founded in the 7th century bc by the Greeks, it was under Roman rule from 72 bc. Formerly called Tomis, it was renamed after Constantine the Great in the 4th century.
constantan |ˈkɒnst (ə )ntan | ▶noun [ mass noun ] a copper –nickel alloy used in electrical work for its high resistance. ORIGIN early 20th cent.: from constant + -an .