A.1/3 B.2/3 C.3/5 D.3/4
A.0~2.5MPa B.0~6MPa C.0~10MPa D.0~4MPa
A.接頭或焊口要漏 B.時(shí)間長(zhǎng)了精度要下降 C.不便于讀數(shù) D.壓力表的傳動(dòng)機(jī)構(gòu)要變形