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Because of its capacity to be freeze-dried and reconstituted, agar is considered a “physical jelly” (that is, a jelly that sets and melts with temperature changes without needing any additives). This property makes dry agar easy to ship and preserve for long periods of time.5
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核出口单位违反本法规定出口核以及核两用物项的，依照有关法律、行政法规的规定承担法律责任。。业内人士推荐一键获取谷歌浏览器下载作为进阶阅读
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（七）射线装置，是指在接通电源后方能产生电离辐射的装置，如X射线机、加速器、中子发生器等。