Chinese term (edited): ��ͷ

E.g.
- 打印墨头检测图案，用于测试是否堵头
- 采用日本原装墨水，与原装墨盒100%兼容，色彩艳丽、精纯饱满，不堵头、不断线

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Note added at 4 mins (2006-01-22 22:10:12 GMT)
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软性堵头堵塞指的是因种种原因造成墨水在喷头上粘度变大所致的断线故障。

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Note added at 8 mins (2006-01-22 22:14:13 GMT)
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堵头 = ink clog

... can result from other problems and are not necessarily an ink clog.
www.maxpatchink.com/epsonclean.shtml

Epson ink clog problem, October 21 2005. I have used a cx4800 card reader,scanner, printer combo for 3 weeks. After 4 consecutive days of no use, ...
www.enotalone.com/electronics/B0000CE3CK.html

What can I do if the cartridge print nozzles are clogged? Will SunSafe™ Inkjet Ink clog my printer head? Will SunSafe™ Inkjet Inks work in my printer? ...
www.rippedsheets.com/faq/faq_sunsafe.htm