| 摘要 |
<p>A hygroscopic-material dispenser (10) comprises a portable handholdable housing (12) having a cavity (24) for hygroscopic material, a cover (16) having at least one aperture for dispensing hygroscopic material in the cavity (24), an electrical heating element (28) in the housing (12) for heating the hygroscopic material within the cavity (24), and moisture control means (32, 34) in the housing (12) for automatically controlling the heating (element 28) based on moisture in the cavity (24) and/or the hygroscopic material.</p> |
