硅酸鋰 的英文怎麼說
中文拼音 [guīsuānlǐ]
硅酸鋰
英文
lithium metasilicate-
In order to understand this variety of colour, you will have to brush up your knowledge of gemmology a little : tourmalines are mixed crystals of aluminium boron silicate with a complex and changing composition
是極為復雜的硼鋁硅酸鹽,其中可含一種或數種以下成分:鎂鈉鋰鐵鉀或其他金屬。The peculiarity of hcsb tbm is to select the reduced activation ferritic steel ( rafs ) as structural material, the high stabilizing helium as coolant, ceramic li4sio4 pebble as tritium breeder
結構設計方案以低活性鐵素體鋼( rafs )為結構材料,穩定性極好的隋性氦氣作為冷卻劑,陶瓷硅酸鋰小球為氚增殖材料。Abstract : aim to synthesize a new prodrug, resveratrol trinicotinate. methods in presence of lithium and a catalytic amount of naphthalene, the reaction of p - methoxybenzyl trimethylsilyl ether and 3, 5 - dimethoxylbenzaldehyde gave resveratrol after a series of translation. resveratrol trinicotinate was obtained by the reaction of resveratrol and nicotinoyl chloride hydrochloride. results a mutual prodrug resveratrol trinicotinate was designed and synthesized. conclusion a novel method for synthesis of resveratrol and resveratrol trinicotinate has been afforded. the e - isomer is selectivily obtained by dehydration of the compound 2 with khso4
文摘:目的合成一種前藥白藜蘆醇煙酸酯.方法在金屬鋰片和催化量的萘的存在下, 3 , 5 -二甲氧基苯甲醛與對甲氧基苯甲醇的三甲基硅醚反應經過一系列轉變得到白藜蘆醇,白藜蘆醇與煙酰氯反應得到白藜蘆醇煙酸酯.結果設計併合成了白藜蘆醇煙酸酯.結論提供了一種合成白藜蘆醇及白藜蘆醇煙酸酯的方法,採用khso4脫水可選擇性的得到反式產物Tourmalines are borosilicates with a very complex structure. the colours are caused, among other things, by tiny amounts of foreign matter and trace elements
是極為復雜的硼鋁硅酸鹽,其中可含一種或數種以下成分:鎂鈉鋰鐵鉀或其他金屬。You may well ask how that is possible. tourmalines are mixed crystals of aluminium boron silicate with a complex and changing composition. it s a rather complex mineral group
是極為復雜的硼鋁硅酸鹽,其中可含一種或數種以下成分:鎂鈉鋰鐵鉀或其他金屬。分享友人