| 摘要 |
A sheet of fibrous web material having opposite smooth surfaces, an apparent bulk in the range of about 0.10 to about 0.20 caliper pts/lb ream and a machine direction stretch of at least 8%, wherein surface undulations on the opposite smooth surfaces of the sheet have an amplitude variance of less than 0.0002 inch. The dried web has an apparent bulk less than 0.20 caliper pts/lb ream.
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