查询词典 menthone

Main compositions: Quaternary ammonium salt, ahurian Angelica Root, menthone and Tannic Acid.

主要成份：季铵盐、白芷、薄荷酮及鞣酸等，内含天然渗透性因子。

By using two-stage separations indicates that, the content of total ketones compound by one stage separation is 12.14%, far lower than 54.95% by two-stage separations, and the content of pulegone and menthone increases from 3.37% and 3.46% by one-stage separation to 19.34% and 22.95% by two-stage separations respectively. But the content of the long chain unsaturated fatty acid and its ester ingredient reduces from 41.58% and 18.88% by one stage separation method to 29.06% and 9.86% by two-stage separations method respectively, also the phenol compound by two-stage separations method can been separated completely.

对荆芥挥发油采用两级分离的研究表明：酮类化合物的总含量由二级分离的54.95%远高于一级分离的12.14%，其中胡薄荷酮和薄荷酮的含量分别由一级分离的3.37%和3.46%增加到二级分离的19.34%和22.95%，而长链不饱和脂肪酸及其酯类成分含量分别从一级分离法的41.58%和18.88%降低到二级分离法的29.06%和9.86%，且二级分离法已完全除去酚类化合物。

The results of activity energy calculation were abserved as that, compared with that of the control, cineol and menthanol decreased activity energy of model drug permeation, menthone didn't change it, while bornel, camphor and bisaborlol increased activity energy.Two systems of microemulsion components were selected according to the results of solubility research of model drug in oil phase mixture, and the pseudo ternary phase diagram of them were draw.

活化能实验结果表明，桉树脑和薄荷醇显著减小模型药物透皮活化能，薄荷醇与对照组比较没有显著差异，冰片、樟脑和红没药醇存在下，药物的透皮活化能显著增加。

The objective was to analyze allelopathic effect of oxygenic terpenoid on barnyardgrass. The results show that the main effects ofCarveol,Carvone,Menthone andCarvyl acetate have an downward parabolic curve, whileCedrol shows the opposite.

各单因子的主效应分析结果表明：香芹醇、香芹酮、薄荷酮和香芹基乙酸酯的主效应曲线均为开口向下的抛物线，而雪松醇为开口向上的抛物线。

A efficient stereo-controlled synthesis of the key fragment of the mother spiroketal moiety of the HIV-1 protease inhibitor didemnaketals was achieved through nine steps from the natural --menthone.

五、以天然L--薄荷酮为手性起始原料，分别经过九步化学转化合成了抗艾滋病活性的Didemnaketals类化合物母体螺环部分的关键组成片段。

A comprehensive survey of minerals in pollen of nectariferous plants was performed in this study.The contents of 14 mineral elements such as Fe, Zn, Cu, Mn and Se etc. in the pollen of 14 kinds of nectariferous plants: Cucumis melo L., Nelumbo nucifera Gaertn, Citrus sinensis Osbesk, Prunus armeniaca L., Rosa xanthina Lindi., etc, were detected for the first time by atomic absorption spectrophotometry, ultraviolet spectrophotometry and fluorescence spectrophotometry.

利用原子吸收分光光度计、紫外分光光度计和荧光分光光度计，测定了前人尚未测试的哈密瓜、莲、脐橙、杏及黄刺梅等14种蜜源植物花粉中Fe、Zn、Cu、Mn及Se等14种矿物质元素的含量。

The method can provide a novel way to identify and control the quality of Pedicellus Melo.

所建立的毛细管电泳数字化指纹图谱可为甜瓜蒂鉴别和质量控制提供参考。

The control effects of preharvest azoxystrobin treatments on downy mildews, powdery mildews and latent infection rate of fruits and pink rot, Fusarium rot on the fruits of Cucumis melo cv.

研究了田间嘧菌酯处理对&银帝&甜瓜采前霜霉病、白粉病和果实真菌潜伏侵染带菌率及采后粉霉病、白霉病的控制效果。

Note: Properties of melo pearls are very similar to conch pearls produced by Strombus gigas.

他回答说&5年&。注意：美乐珠的性质和女皇凤凰螺的海螺珠非常相似。

Oriental sweet melon (Cucumis meZo var. makuwa Makino) is an important germplasm resource of melon in China.

薄皮甜瓜（Cucumis melo var.makuwa Makino）是我国重要的甜瓜品种资源。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐