前机罩护栅出风口朝向斜下方，减少了对发动机的热辐射，增强了冷却系统的可靠性。
The downward air outlet of front protective cover reduces heat radiation against the engine and improves reliability of cooling system in the meantime.
绝大部分汽车蓄电池板栅尺需要在顶部浇口部分和模具的中心冷却就可以。
On most automotive battery grids, cooling is required in the top gate area and in the center of the mold only.
根据航空发动机设计的实际需要，在大尺寸低速叶栅传热风洞中对涡轮叶片表面的气膜冷却进行了综合性实验研究。
Film cooling of the surface of a gas turbine blade was studied in a large-scale low-speed opening wind tunnel according to actual requirement of the design of aero-engine.
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