The fuse automatically resets when the pressure differential across the fuse is 5 psi or less. The above sentence means"当通过保险装置的压差为5PSi或超过5PSi时,保险装置能自动回复原位."
A.1正确答案B
The fuse automatically resets when the pressure differential across the fuse is 5 psi or less. The above sentence means"当通过保险装置的压差为5PSi或超过5PSi时,保险装置能自动回复原位."
A.1正确答案B