沸腾钢在铸锭前不脱氧或轻度脱氧.In the case of rimming steel, no or some deoxidation is carried out before casting.由于废弃的部分小,沸腾钢的成材率较高.With small portion to be scrapped rimming steel has a high yield of good steel....
他们测试了这台发射机的发射范围.They tested the range of this transmitter.只要在发射机中存在调制信号, 就含有旁频带出现.When there is a modulated signal from transmitter, there are side bands.他们住在无线电发射机的有效范围以内.They live within range of the transmitter....