My Lowe's delivery went smoothly, the doors were expertly removed for a snug fit in my kitchen. I used a 10-foot stainless steel braided line to connect the water line and discarded the first batch of ice after turning it on to ensure cleanliness. ...
The change in respiratory airflow is approximated as a sine function. It is known that the tidal volume of normal people in a sleep state is about 0.6 L [18,19] and a breathing cycle is 3 s. The change in gas volume (Q) of human lungs with time (t) can be expressed as following...