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
Kosmos 482 is now being closely tracked by international space agencies.
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材质：皮肤，决定了外观（是金属的、塑料的，还是半透明的）。
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