词典论坛联络

   德语 +
Google | Forvo | +

Riffelwalze

f
ribbed roll
农业 grooved roller
市政规划 impregnating roller
建造 grooved-cylinder roller
技术 serrated roller; toothed roll
核物理 corrugated roll; corrugated roller
行业, 建造 fluted roller; fluted roll