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PR高,相关性低 PR低,相关性高 PR低,相关性低 PR高,相关性高
hopes so hopes to hopes it hopes that
pR 22 > pR 12 > pR 134a pR 134a > pR 22 > pR 12 pR 22 > pR 134a > pR 12 pR 134a > pR 22 > pR 12
hopes to hopes so hopes that hopes it.
pa=pr+pn pr=pa+pn pr=pa; pa=pr—pn
CR CR+PR PR CR+PR+NC CR+PR+NC+PD
VSWR=(1+(Pr/P开平方)/(1-(Pr/P开平方) VSWR=(1-(Pr/P开平方)/(1+(Pr/P开平方) VSWR=((Pr/P开平方+1)/(1+(Pr/P开平方) VSWR=(1+(Pr/P开平方)/((Pr/P开平方-1)
Pfr/Pr高; Pfr/Pr低; Pfr/Pr适中; 与Pfr/Pr无关。
PR=15~PR=25 PR=25~PR=35 PR=35~PR=45 PR=14~PR=55
millions million millions of million of
hopes so hopes to hopes it hopes that
promise profit procedure product