The temperature difference between two adjacent tubes is in a safe range, causing no excess thermal stress.

管间温差也在允许范围内，不会引起过大的温差应力。

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The products have the characteristics of environmental friendly, long life, low self-discharge, low inner resistance, safe, wide-range of operating temperature.

产品具有绿色环保、寿命长、自放电小、内阻低、安全性能好、使用温度范围宽广等特点。

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