The cooling oil level, and the recommended levels shall be clearly visible during normal operation of the rectifier via the external sight glass.

冷却油水平，建议水平应在正常清晰可见操作通过外部视镜整流器。

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The length of the pipeline is on fire about 200 meters, fire officers and soldiers while cooling oil reserves in the tank with cold water, while fire-fighting foam.

正在着火的管道长度大概在200米左右，消防官兵一边在用冷水冷却原油储备罐，一边用泡沫灭火。

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Through the tests, influence of temperature, speed and cooling oil flow on torque and power loss, and influence of controlled flow in brake piping of braking response are analyzed.

通过实验，分析了温度、转速、冷却油流量对带排转矩和带排功率损失的影响以及制动器制动管路控制流量对湿式多片制动器制动响应时间的影响。

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Maybe a separate oil cooler and auxiliary cooling fan to keep it from overheating in traffic on hot days.

WSJ: Seeking the End of a Starter Problem

This June it broke ground in Paterson, New Jersey, just east of its U.S. headquarters, on a prototype family home with insulation that reduces the amount of oil required for heating and cooling by 80%.

FORBES: Magazine Article

From late-June to mid-September, crude oil prices surged 28.9% despite an oversupplied market and cooling demand as the global economy slowed, supposedly on fears over a possible conflict between Israel and Iran.

FORBES: Why Oil Has Fallen Dramatically Since QE3 And Why It Could Drop To $82