- alkaline hardness
- 碱: alkali soda
- 硬性: hardness; rigid; stiff; infl ...
- 硬性: hardness; rigid; stiff; inflexible 硬性规定 rigid and inflexible rules; hard and fast rules; lay down hard and rigid rules
- 碱硬锰矿: hollandite
- 锰钡矿 碱硬锰矿: hollandite
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碱硬性的英文
发音:
- alkaline hardness
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