H2O

Photocatalytic degradation products of acetaldehyde included acetic acid, carbon dioxide and H 2 O vapor.

气态乙醛光催化降解产物包括乙酸 、 CO2和H2O等.

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A system composed of the nearly immiscible liquids H 2 O and CCL 4 has two phases.

由几乎不相容的液体H2O和CCL4组成的体系具有二相.

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The soil, a calcareous sandy loam, pH 8.4 ( H _ 2 O ) was collected from Avon, South Australia.

取样土壤为灰质砂壤土, pH8.4 ( H2O ), 位于南澳大利亚的埃文.

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The effective diffusivity of adsorption refrigeration working pair 13 X - H 2 O was determined by TG in unsteady diffusition.

采用非稳态热重法测定了吸附制冷工质对13X-H2O的有效扩散系数.

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This Paper has Studied the observational parameters of 20 extragalactic H 2 O megamaser Sources.

研究了至今为止已发现的20个河外H2O超脉泽源的观测参数.

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Ozone depletion caused by NO and H 2 O emissions rom hydrazine - fueled rockets.

联氨燃料火箭的NO和H2O排放物引起的臭氧减少.

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The third class was soil intensity index of active acidity ( pH ( H 2 O ) ).

第三类是土壤活性酸强度指标 ( pH ( H2O ) ).

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The phase separation conditions for aqueons two - phase system based on polyethylene glycol ( PEG ) 1500 - polyvinyl pyrrolidone ( PVP ) 30,000 - Salt - H 2 O were examined.

通过实验选择聚乙二醇(PEG1500 ) 与聚乙烯吡咯烷酮 ( PVP30 000)组合表面活性剂 ( NH4 ) 2 SO4 H2O形成双水相体系及其成相条件.

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H 2 O absorption is predominant in the troposphere, particularly the lower troposphere.

H2O吸收在对流层, 特别在对流层下部起着主要作用.

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These new H 2 O masers are associaned with CO molecular outflows [ 2～5 ] AFGL 5142, HH - 3, AFGL 5157 , NGC 2023, RNO 73,20126 + 4104, L 1251 - A.

这些新H2O脉泽是与CO分子外流源 [ 2-5 ] AFGL5142, HH - 3, AFOL5157, NGC2023,RNO73, 20126+4104, L1251 - A成协的.

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