蚀

• The objection to the placer origin have centred around the softness of uranium compounds .
  反对砂矿成因的论据主要是：铀的化合物不耐磨蚀。
• Electron-beam lithography with a novel multilevel resist structure defines the pattern .
  采用新型的多层抗蚀剂结构的电子束光刻来形成图形。
• All valley deposits are subject to repeated erosion, transportation and redeposition .
  所有的河谷沉积物都容易受到重复的浸蚀，搬运和再沉积。
• They predicted accurately every eclipse of the moon and sun, the return of every comet .
  他们正确地预报每一次月蚀和日蚀，每一次慧星的出现。
• Ocean wave action is chiefly responsible for the sculpturing of coastlines around the world .
  世界各地海洋刻蚀现象主要是由海浪作用而形成的。
• Next, the scientists used chemicals to dissolve the resist that the electrons had struck .
  然后，科学家们用化学方法把电子轰击过的抗蚀层溶解掉。
• The deep oxidation and groundwater leaching solubilizes much of the loosely bound uranium .
  深部氧化和地下水淋蚀使大部分固定得比较松散的铀溶解。