circulation circulation heater

transition from forced circulation to natural circulation

cargo plan [= cargo stowage plan

Master Plan and Detail Plan

3-5 year circulation

500 hPa atmospheric circulation

500 hPa circulation

500 hPa circulation field

500 hPa circulation pattern

abnormal atmospheric circulation

abnormal circulation

abnormality of atmospheric circulation

abnormality of circulation

abrupt seasonal transition in circulation

Absorption and Circulation Sulfate Tank

absorption-regeneration circulation

abyssal circulation

accelerated circulation

Acid Circulation