但由于目前石油和化工用螺杆式压缩机对流量、排出压力、轴功率等要求较高，目前基本上还依赖进口。

But because it now oil and chemical use screw compressor for flow and pressure from the shaft power, high demands, at present basically also rely on imports.

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制冷系统为优质全封闭压缩机，制冷量大、噪音低，箱内配以优质风机装置，强迫空气对流，温度分布更加均匀。

Refrigeration system for high-quality full-closed compressor, refrigeration capacity, low noise, high-quality box with a fan device, forced air convection, a more uniform temperature distribution.

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