nitrogen (-based) compound 中文意思是什麼
nitrogen (-based) compound
解釋
氮化合物-
Cycadophyta ( cycads ) a phylum of cone - bearing gymnosperms ( about 75 living species ) with palmlike compound leaves and special coralloid roots at or near the ground surface, which contain symbiotic nitrogen - fixing cyanobacteria
蘇鐵綱(蘇鐵類植物) :包含球果的一類裸子植物(現存種大約有75種) ,它們具有掌狀的復葉,在近地面處有特殊的珊瑚狀的根,根內含有共生的固氮藍細菌。 -
The polarographic catalytic waves of organic compounds, such as protein, flavone, steroide, quinine, - unsaturated carbonyl compound, nitrogen - containing substances and charged surfactants, and their application are briefly introduced
簡要介紹蛋白質、黃酮類化合物、甾族類化合物、醌類化合物、 ,不飽和羰基化合物、含氮化合物和荷電表面活性劑等不同種類有機化合物的極譜催化波及其應用。 -
Determination of total nitrogen content for organic - inorganic compound fertilizers
有機-無機復混肥料中總氮含量的測定 -
Regard particle chemical fertilizer ( nitrogen or the nitrogen phosphorus compound fertilizer, etc. ) as core, top layer coating one low water soluble or as becoming the membrane material inorganic substance or organic polymer of person who dissolve a little, spread or wraps up the membrane to resolve gradually but releases nutrients through the bag membrane
產品簡介:以顆粒化肥(氮或氮磷復合肥等)為核心,表層塗覆一層低水溶性或微溶性的無機物質或有機聚合物作為成膜物質,通過包膜擴散或包膜逐漸分解而釋放養分。 -
Biological reactions require nitrogen in the form of ammonia, but the only common nitrogen compound thought to have been available on the primitive earth is nitrogen gas
生物反應需要氨分子中的氮元素,但是在原始地球上唯一普遍的含氮化合物只有氮氣。 -
The properties of crystalline carbon nitride films ( cn ) on silicon substrate have been explored experimentally by the pe - pld and pe - cvd method. the relation between different deposition parameter and the structure properties of cn compound films is analyzed ; the deposition mechanism of the cn films is studied. cn thin films with up to 21at % nitrogen content have been prepared by pld method
本論文採用pe - pld技術和pe - cvd技術,以si基片為襯底對晶態cn薄膜制備進行了實驗探索,主要探討不同工藝條件和cn化合物薄膜的結構特性之間的關系,研究晶態si基cn薄膜的生長機理。 -
The main results are as follows : 1. ynthesize the carbon / nickel oxide compound aerogel by sol - gel. it becomes aerogel electrode through heating, aging, followed by supercritical drying from carbon dioxide and subsequent pyrolysis in an inert nitrogen atmosphere
本文的主要研究內容歸納如下: 1 .採用sol - gel法合成碳/氧化鎳復合氣凝,經過丙酮置換、二氧化碳超臨界乾燥、炭化等過程製成復合碳氣凝膠電極。 -
Early diagnosis and treatment of an acute severe poisoning case caused by nitrogen oxide compound
一例急性重度氮氧化物中毒的早期診斷與救治 -
As one of leading fertilizer suppliers in fujian province and a promising agricultural materials enterprise, the company possesses a high - analysis compound fertilizer base with a annual output of 300, 000 tons, supplies high - quality international and domestic nitrogen, phosphate, potash and compound fertilizers, and covers markets of more than 20 provinces and cities in china
福建省化肥主渠道供應銷售商之一,代理國際國內優質氮磷鉀肥及復合肥料,擁有年產30萬噸高濃度復合肥生產基地,市場輻射全國20多個省市,是中國極具發展潛力的科技型優秀農資經營企業。
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