球形轴颈支持轴承

[机] spherical bearing

qiú xíng zhoú jǐng zhī chí zhóu chéng ㄑㄧㄡˊ ㄒㄧㄥˊ ㄓㄡˊ ㄐㄧㄥˇ ㄓ ㄔˊ ㄓㄡˊ ㄔㄥˊ