He activated the door with the miniature sonic transmitter.他用微型声波发射器开启了门。Emphasis was placed on the school as a transmitter of moral values.人们强调学校为道德价值观的传输者。They tested the range of this transmitter.他们测试了这台发射机的发射范围....
He activated the door with the miniature sonic transmitter.他用微型声波发射器开启了门。ZPCJ flameproof type valve position transmitter.ZPCJ隔爆式阀位传送器.They tested the range of this transmitter.他们测试了这台发射机的发射范围.The transmitter is wired for...