1、 Alkali is one of the most important factors that can cause ASR.
碱是混凝土发生碱-硅酸反应(asr)的重要因素之一。
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2、 The ASR is a monumental scientific breakthrough that could banish forever the threat of some forms of blindness.
人造硅视网膜是一项里程碑式的科学突破,有可能永远消除一些失明病的威胁。
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