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    2000Ŀ ΢? c? ?1 ȻʯӢӹa(chn)ƷȾȸȷֲխecõĽ^? ?1 Ҫڸߵ͉ϼh(hun)֬עϼh(hun)ƺ̡? ?2 ڹzƷa(chn)еĥ͟? ?3 ۿᡢͿa(chn)ĥ͟䄩? 1000Ŀ΢1250Ŀ΢ۣ1500Ŀ

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    ? ? ? ʯһNҪĹI(y)ԭɫͨɫoɫoɫ͸wQ͸ʯЕrs|(zh)ɻ\S\ֵɫl۰ɫ͸wSwzɡ^ȫеƬѳAǞ66114wԴࡣӲ1.5~2ͬ׃ܶ2.3ʯz֮һڇ(jng)ռҪĵλVڽI(y)ģߺˇg(sh)ģ

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    Cristobalite ?џʯӢǖ|վxȻ|ʯӢV(jng)1500ߜџˇ@ܪصķʯӢԭϡٽ(jng)^oȾĥӹxּ|(zh)(wn)ʯӢD(zhun)ʸ99.8%ϣķϵĪӲȼs6.5ܶȞ2.45ȱ󣬿϶ʸͺԺԺԺ?ʯӢҪڣT졢´Ϳzĥ|ȡ?ʯ

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