kēng shí
- pitting corrosion
- pointed corrosion
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oblique angle,
oblique triangle,
obliquitous,
obliquity,
obliterate,
obliteration,
oblivescence,
oblivion,
oblivious,
obliviscence,
相似单词
坑口电站,
坑木,
坑内升降机,
坑内斜坡道,
坑气,
坑蚀,
坑式炉,
坑式装置,
坑探,
坑塘,