A.淋水裝置B.圍護(hù)結(jié)構(gòu)C.密封板D.外窗
A.不大于被稱質(zhì)量的0.1%B.不大于被稱質(zhì)量的0.5%C.不大于被稱質(zhì)量的0.05%D.不大于被稱質(zhì)量的1%
A.直徑10mm,長(zhǎng)350mm的鋼棒,端部應(yīng)磨圓B.直徑12mm,長(zhǎng)350mm 的鋼棒,端部應(yīng)平整C.直徑10mm,長(zhǎng)350mm的鋼棒,端部應(yīng)平整D.直徑12mm,長(zhǎng)350mm的鋼棒,端部應(yīng)磨圓