主题：【求助】这段怎么译了？谢谢大家帮忙

原文由 ruojun 发表:
5.8 Resistance of plastic sheets to discolouration under the effect of moisture

5.8  湿效作用下塑料单抗脱色特性

原文由 jimmyli 发表:
5.8              Resistance of plastic sheets to discolouration under the effect of moisture

The plastic sheets shall be exposed to weathering according to ISO 105 B04 for 24 ,Afterwards ,the sample shall be stored at standard at standard atmosphere according to ISO 554 for 24 .A possible discolouration shall be evaluated on the basis of the grey scale for the grey scale for the assessment of colour changes (according to ISO 105 – A02)

请大家帮译下，又烦大家了，谢谢

原文由 jimmyli 发表:
5.8              Resistance of plastic sheets to discolouration under the effect of moisture

The plastic sheets shall be exposed to weathering according to ISO 105 B04 for 24 ,Afterwards ,the sample shall be stored at standard at standard atmosphere according to ISO 554 for 24 .A possible discolouration shall be evaluated on the basis of the grey scale for the grey scale for the assessment of colour changes (according to ISO 105 – A02)

请大家帮译下，又烦大家了，谢谢

原文由 poorlittle 发表:

原文由 jimmyli 发表:
5.8              Resistance of plastic sheets to discolouration under the effect of moisture

The plastic sheets shall be exposed to weathering according to ISO 105 B04 for 24 ,Afterwards ,the sample shall be stored at standard at standard atmosphere according to ISO 554 for 24 .A possible discolouration shall be evaluated on the basis of the grey scale for the grey scale for the assessment of colour changes (according to ISO 105 – A02)

请大家帮译下，又烦大家了，谢谢

24 hours ?

原文由 redanqi 发表:

原文由 jimmyli 发表:
5.8              Resistance of plastic sheets to discolouration under the effect of moisture

The plastic sheets shall be exposed to weathering according to ISO 105 B04 for 24 ,Afterwards ,the sample shall be stored at standard at standard atmosphere according to ISO 554 for 24 .A possible discolouration shall be evaluated on the basis of the grey scale for the grey scale for the assessment of colour changes (according to ISO 105 – A02)

请大家帮译下，又烦大家了，谢谢

塑料板应依ISO 105 B04 for 24所规定， 暴露风化，然后，样品应依ISO 554 for 24 所规定贮存于标准空气中。可能的脱色应依据估量变色的灰度测试计所显示灰度来评估。

真是很拗口

原文由 redanqi 发表:
刚才找了下，没有看到湿效作用的说法。
从字面上，这个标题应该是说在潮湿环境下塑料板的抗脱色性

原文由 jimmyli 发表:
这也是帐篷中部分标准，只有这一小段了，我想主要是抗裉色为主，其中提到的那些那是色牢度标准。整句怎样译好呢？