The air reservoirs must have () fitted to prevent rupture in the event of fire.
相似题目
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Which of the following statements describes the functions of a reservoir used in a hydraulic system?()
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A non-return valve in the air delivery line near to the compressor must be ()type similar to the compressor discharge valve.
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If a four-stroke/cycle diesel engine is started by injecting air into the cylinder, the pistons receiving the charge of starting air must be()
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The compressed air is supplied by () to the air reservoirs.
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Starting air for auxiliary engines may be taken directly from the main reservoirs or through ().
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Most air conditioning units have () for adjusting the ratio of recirculated fresh airCare must be taken not to reduce the fresh air so that stuffiness or smells arise.
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The soot blowers are operating in the oil fuel boiler the air/fuel ratio must () throughout the action, and blowers greased after use.
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The quantity of cooled air delivered by an air conditioning unit should () the sum of the quantity of air re-circulated to the unit and the quantity mechanically exhausted.
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Condensate must be drained from the intercooler and after-coolers of an air compressor because ().
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Condensate must be drained periodically from the air compressor receivers to prevent ().
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In heavy marine engine the practice is to drive the engine on()which has previously been stored in starting air reservoirs.
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Before starting an engine by air, the engine must()
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Air reservoirs are designed, built and tested similarly to ().
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A large two-stroke/cycle direct reversing diesel engine is to be reversedPrior to the admission of starting air you must ()
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The loss of () from an air compressor could lead to an overheated air discharge and possibly an explosion in the pipelines leading to the air reservoir.
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In the suction stroke air is induced into the cylinder ()In the compression stroke the air is compressed.
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The air after the rain is excellent. I love to _____ (吸入) the clean air.
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Usually,an Air Waybill is non—negotiable,that is,the goods must be sent to the consignee titled in the Air Waybill.()
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Usually, the AWB is non-negotiable, the goods must be sent to the()titled inthe air waybill.
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Usually, the AWB is non-negotiable, the goods must be sent to the()titled in the air waybi
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英语翻译 A pneumatic drop with a manual shutoff valve and regulator for the air connection must be installed.
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In heavy marine engine the practice is to drive the engine on____ which has previously been stored in starting air reservoirs.
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Which information must be contained in, or attached to, the dispatch release for a flag air carrier flight?
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听力原文:M: It's like an oven here. You must be roasting. Can I open a window and get some fresh air in?