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Using visual experimental apparatus,one system(T40,1×10-3 mol/L,nonadded with coal)and another system(T40,2×10-3 mol/L......
Experiment on fast nucleation and crystallization of HCFC141b gas hydrate by additives for cool stor
Refrigerant hydrates as promising materials for cool storage have attracted extensive interesting.However, the applicati......
目的 探讨肾上腺素和去甲肾上腺素对小鼠局麻诱导时间、维持时间以及呼吸频率的影响.方法 昆明种小鼠30只,随机分为普鲁卡因组(P组......