皆様、GB/T 10798-2001における管材の外径の測定値をπで割り、0.1MM単位で切り上げていただけますか？...
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皆さん、GB/T 10798-2001における管材の外径の測定値をπで割り、0.1MM単位で切り上げていただけますか？ここで、大円を0.1MMまで整えるとはどういう意味ですか？
精度ですね、0.01mmは出てはいけません
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