无孔

无孔 [wú kǒng]

1. ■ sclausura; atreto-

---

常用词组

1. ■ 无孔材 non-pored wood;

2. ■ 无孔磁带 unperforated magnetic tape;

3. ■ 无孔屑(纸)带 chad tape; chadded tape;

4. ■ 无孔纸带卷 virgin paper-tape coil;

5. ■ 无孔轴承 {机} non-porous bearing