Meaning of word 针管
Writing Sheet
Word
Pinyin zhēn guǎn
Phonetic Notation ㄓㄣ ㄍㄨㄢˇ
word Meaning

◎ 针管 zhēnguǎn

[needle tubing] 一种外径为0.36到5.16毫米的不锈钢管,用于外科器械和氡植入器