Test for this training of calibration operations and theory

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Q1:Main founction of proportional valve is adjusting tidal volume value.

是

否

Q2:21% and 100% oxygen concentration calibration period is a time per mouth ?

是

否

Q3:What do we need equipments for flow sensor?

tubes

a flow regulator or throttle valve

a flowmeter

sealing plug

Q4:please describe simply key operation steps of expiration flow sensor calibration?

Q5:please write down why should we calibration flow valve ?

Test for this training of calibration operations and theory

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