aromatic造句
151. The invention is disclosed to be useful with the production and storage of any vinyl aromatic monomer and is disclosed to be particularly useful with the production and storage of styrene monomer.
152. An aromatic Eurasian plant (Mentha spicata) having clusters of small purplish flowers and yielding an oil used widely as a flavoring.
153. The prospect of the nitro aromatic compound treatment technology is discussed. The biotechnology and coordination of several kinds of technology have become the main trend.
154. FTIR and XPS data indicated that the cleavage of aliphatic ester bonds took place mainly under pure nitrogen, and more aromatic rings remained in the condensed phase.
155. The first polyimide polymer is prepared with aromatic fluoric diamine and aromatic tetracid dihydride and through a two-step condensation reaction in organic solvent and under the action of catalyst.
156. Through a series of model compounds, it is proved that short aliphatic bridge between two aromatic nuclei can be determined at least qualitatively by ozonization.
157. The second stage hydrogenation, adopts higher aromatic hydrocarbon, comes up to food grade white oil.
158. Extremely low aromatic content, ensuring no harmful to skin and no smell.
159. The master lights aromatic plants for smoke, smoke used as a signal to cinereous vultures, and cut the body into pieces.
160. Extremely low aromatic content, ensuring no harmful to skin and no unpleasant smell.
161. The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.
162. The polyimide resin of the invention is prepared from the raw materials of reactive blocking agent, aromatic tetracid dihydride and aromatic diamine by a PMR method.
163. The studies on the industrial produce and research methods of the N-alkylation of aromatic amine are summered in this paper, including examples of synthesis and the reaction mechanisms.
164. this article, deformation behaviour was studied for an aromatic copolyester fibre con - taining p - hydroxybenzonic acid ( HBA ) and 2 - hydroxy - 6 - naphthaoic acid ( HNA ).
165. Deep purple red. Great typicity and aromatic intensity, cerise and black prune aromas along with some roasted and smoked notes are emphasized.
166. Different degrees of B. melanopus stress could induce the synthesis of 23 aromatic constituents like 1, 6-methylene annulene, but inhibit the formation of 6 constituents as nonanal .
167. A yellowish, oily, aromatic substance, C7H 8O 2, derived from guaiacum or wood creosote and used chiefly as an expectorant, a local anesthetic, and an antiseptic.
168. Who plucked , playing with a love of the voiceless, even though it's soft Things glabella, flowery makeup of the plum, but also a tree aromatic, of Three Variations of Plum Flowers.
169. Author used this extractor to analyze polynuclear aromatic hydrocarbons in water. The results were satisfactory.
170. The first Aromatic Aquatic fragrance from the contemporary Italian jeweller.
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