选择性排灰冷渣器 selective slag cooler

苏打灰冷却器 ash cooler

锡冷雅灰蝶 Jamides celeno ; Jamides celeno celeno ; Common Caerulean

心灰意冷 Disheartened ; Total Eclipse Of The Heart ; be in black despair

冷灰斗 water-cooled hopper bottom ; dry-bottom ; combustion chamber hopper ; dry bottom hopper

永不心灰意冷 Never lose hope

冷灰色 Cool Grey ; Mealnge Grey ; cold gray ; a cold grey colour

灰色冷调 grayness

灰中冷却 ash cooling

灰砂冷 cooling in dust or sand