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番荔枝科的扣匹UvaviatonkinensisFinetetGagnep.为生长于我国南方和越南的热带植物。其树皮在民间用以治疗黄嘌呤尿症。作者等前......

据TRW RF器件公司报导,C类射频功率晶体管工作在2.3～2.7GHz,输出功率高达12W,典型的增益为6.8dB。在整个带宽内效率高于40％。增益、......

Results of a series of experiments(on the adsorption of divalent metal ions by dried alginic acid, Na and Ca alginates o......

报道了广东省4种新记录植物,包括禾本科节节麦 Aegilops tauschii Coss. 和秋画眉草 Eragrostis autumnalis Keng、蝶形花科座地猪......