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iso 9696-2017 水质--总活性度--厚源试验方法 water quality — gross alpha activity — test method us...2023-10-21

din en iso 18187-2018 soil quality - contact test for solid samples using the dehydrogenase activity of art...2023-08-09

gb 6675.11-2014 玩具安全第11部分:家用秋千、滑梯及类似用途室内、室外活动玩具 safety of toys—part 11：swi...2023-07-25

effects of nacl and iso-osmotic polyethylene glycol stress on na /h antiport activity of three malus2020-12-22

polyethylene glycol(peg-400): an efficient and recyclable reaction medium for the synthesis of novel2020-12-22

study of the ship design process model for collaborative design2020-11-11

catalytic combustion properties of nanocomplex oxide for natural gas2020-09-13

electrocatalytic enhancement of methanol oxidation by adding ceo2 nanoparticle on porous electrode2020-07-08

anti-insect activity of the methanol extracts of fern and gymnosperm2020-07-08

effect of methanol on photosynthesis and chlorophyll fluorescence of flag leaves of winter wheat2020-07-08

magnetic susceptibility measurements on metakaolin admixtured cement hydrated with ground water and 2020-07-08

study on activity evaluation of activated coal-gangue and the hydration process2020-06-12