走进廊坊经济技术开发区一家制药企业，生产车间内，干净整洁的生产线有序运转；污水处理站里，经过升级的治污设备平稳运行。
Thus, despite much effort, no gelling agent has yet been discovered that possesses all the properties and benefits of agar. Agar continues to be the best all-arounder: versatile, cheap, and established. And, if Gelidium agar should ever run out, and another colloid is not at hand, microbiologists could revert to culinary agar, which, although not as pure and transparent, offers a low-cost alternative to lab-grade agar.
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资本市场当下“精神分裂”式的定价，恰恰暴露了这一焦虑的本质。