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市场交易平台有效降低要素交易制度性成本,打通要素流动“血脉”。2025年,全国电力市场交易电量同比增长7.4%,技术合同交易金额增长19.1%,碳排放权交易市场碳排放配额成交量增长约24%,为经济增长注入了新动力。
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Nature staff discuss some of the week’s top science news.
It’s also worth noting that even if alternatives superior to agar were found, scientists are reluctant to abandon established protocols (even when microbiologists do use other jellies, they often still add agar to the mix, for example, to increase the gel strength of the solid media). As agar has been the standard gelling agent in microbiology for around 150 years, an enormous infrastructure of standardized methods, reference values, and quality control procedures has emerged around its specific properties. Switching to a different medium (even a superior one) means results may not be directly comparable to decades of published literature or to other laboratories’ findings.