1.   An internal battery and controller regulate the pumping speed, and an external battery powers the device by passing electricity through the skin.

2.   An internal battery and controller regulate the pumping speed, and the external battery powers the device by passing electricity through the skin.

3.   An internal battery and controller regulates the pumping speed, and an external battery powers the device by passing electricity through the skin.

4.   It includes an internal battery and a device that regulates the pumping speed.

5.   The device includes an internal battery and controller that regulates the pumping speed.

6.   The plastic and metal artificial heart includes an internal battery and a device that regulates the pumping speed.

a. + speed >>共 654
high 18.18%
full 7.23%
low 4.67%
higher 2.93%
medium 2.50%
top 2.48%
breakneck 1.93%
great 1.85%
lightning 1.72%
different 1.48%
pumping 0.13%
pumping + n. >>共 101
station 29.96%
oil 7.17%
water 6.33%
iron 5.49%
money 5.27%
gas 4.01%
chamber 3.38%
system 2.74%
operation 2.53%
blood 1.69%
speed 1.27%
每页显示:    共 6