实验者已经成功控制了心跳的速度和频率。Experimenters have succeeded in controlling the rate and regularity of the heartbeat.用这种方法控制你的狗不起作用。This is an ineffective method of controlling your dog.他明显是在努力控制自己的情绪。He was making a visible effort t...
PET同步熔断机. 吸塑封口机等各种包装机械.Ultrasound . PET - synchronous links . Blister - sealing machine, and other packaging machinery.真空压缩包装机,又名封口机.Automatic Compresses Seal Machine is also called VacuumCompress Packing Machine.该机动力源由灌...