试题与答案

天然白土就是风化的长石,经采掘、破碎、干燥磨细而得,其主要成分是()约63.9%、F

题型:单项选择题

题目:

天然白土就是风化的长石,经采掘、破碎、干燥磨细而得,其主要成分是()约63.9%、Fe2O3约2.6%、CaO约1.84%、Al2O3约3.05%,以及少量的K、Na等。

A、Mgcl2

B、SiO2

C、S

D、Si

答案:

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参考答案:1)在(4.2)环境方针中应体现对遵守法规和其他要求的承诺2)(4.3.2)法规和其他要求中要求组织应识别、获得、更新和传达适用的法规和其他要求;3)组织在建立和评审(4.3.3)目标时应考虑法规和其他...

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