cottrell的用法和樣例：
辭彙搭配
- Cottrell dust precipitator 科特雷爾除塵器...
- cottrell dust 電收塵器煙塵...
- Cottrell precipitator 科特雷爾除塵器,靜電...
- Cottrell electrical precipitator 科特雷爾靜電分離器...
- cottrell process 科特雷耳收塵法...
- Cottrell dust catcher 科特雷爾靜電集塵器...
- Cottrell gas cleaner 科特雷耳凈氣器...
- cottrell hardening 科特雷耳氣氛強化...
- cottrell atmosphere 科垂耳氣氛,科垂爾大...
