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• Great interest has been expressed (or demonstrated, or displayed) by mineral engineers in this roof-support system.
• Some interest is being shown in these steels.
Русско-английский научно-технический словарь• Great interest has been expressed (or demonstrated, or displayed) by mineral engineers in this roof-support system.
• Some interest is being shown in these steels.
Русско-английский научно-технический словарь