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汉语拼音：xī fù

固体或液体表面对气体或溶质的吸着现象。在防毒、脱色、染色、催化等方面都起着重要作用。

1. 吸引附着。

   郑文光 《夜渔记》：“渔船可怕地摇晃着，可是他们的脚掌象是敲了钉子一样，紧紧地吸附在又粘又滑的，陡峭的甲板上。”

2. 物质的吸着现象。固体从溶液、气体中或液体从气体中把某些物质吸过来，使这些物质附着在自己表面上，如活性炭吸附毒气和液体中的杂质。

• The metal is strongly attracted to the surface.

  金属紧紧地吸附在表面上。

• The dye is adsorbed onto the fibre.

  染料已吸附在纤维上。

• Considerable quantities of CO ₂ are adsorbed even by perfectly dry glass powder.

  完全干燥玻璃粉吸附大量的二氧化碳.

• Dustbags act as a filter and suction will be reduced if they are too full.

  集尘袋起着过滤的作用，所集的灰尘太多时其吸附作用就会减小。

• The soil will spontaneously absorb water from the reference state.

  土壤会由参考状态自动吸附水.

• The solid on whose surface adsorption occurs is called the adsorbent.

  在表面上发生吸附作用的固体叫吸附剂.

• After electrification, it will readily stick to a wall or a ceiling.

  起电后, 它立即吸附到墙壁上或天花板上.

• The daughter nuclides of radon and thoron tend to become attached.

  氡和钍射气的子体易被气溶胶吸附.

• Diffusional limitations and slow significant chemisorption processes may not be readily detected.

  扩散控制和显著缓慢的化学吸附过程是不易检测的.

• Both inorganic and organic surfaces constitute the soil adsorption complex.

  无机和有机表面组成土壤吸附复合体.

• The mechanisms of sorption - catalyzed organophosphate hydrolysis are not well understood.

  吸附催化水解有机磷的机制还不太清楚.

• They carry captured gas with them in the bed.

  它们就带着吸附的气体在床内运动.

• Gases can be chemisorbed or physically absorbed on solids.

  气体能在固体上化学吸附或物理吸附.

• The non - absorbed material is removed.

  不能吸附的物质即被分出去.

• Chemical absorption is seldom reversible.

  化学吸附物很难解吸.