查询词典 MS

MS with electron-impact ionization (electron energy 70 eV) was performed in selected ion monitoring mode.

MS与 电子-冲击离子化(电子能源 70个电子伏)是运行在挑选的离子监听模态。

The MS was equipped with an ESI interface operating at an ionization voltage of +5500 V and a source temperature of 400 8C.

该MS是配备了电喷雾接口经营处于电离电压为5500 V和A 源温度400 8C条。

The procedure of oxidation of β-ionone by sodium chlorate was studied using gas chromatography-mass spectrometry to analyze the reaction products. And their structures were characterized by IR, MS, 1HNMR and EA.

采用GC-MS方法分析反应产物，对氯酸钠氧化β-紫罗兰酮的反应工艺进行研究，并探讨温度、时间、反应物配比和溶液的pH值对反应的影响。

Visual Basic has strong data stock that fetches ability It can not merely support Ms Access data base directly , Enable it to support FoxPro、dBASE outside data bases through ISAM driver that inside installed its indirectly.

Visual Basic有着强大的数据库存取能力，不仅能够直接支持Ms Access数据库，而且通过其内部安装的ISAM驱动程序使它能间接支持FoxPro、dBASE等外来数据库。

In the part of preparing HMT, the thesis did research on the preparing process of using isobutylene , 2,3-dimethyl-butene-l , 2,3-dimethyl-butene-2 as the materials respectively .Then using GC-MS , the main outgrowths in each reaction systems were analyzed.

在中间体合成部分，本文分别对新己烯、2，3—二甲基—丁烯—1、2，3—二甲基—丁烯—2为原料合成HMT的工艺进行了研究，然后利用GC-MS对三种原料合成HMT的主要副产物分别进行了分析。

Database was designed through MS Access and the data were analyzed by using SAS and JMP

以MS Acess来设计资料库，SAS与JMP来做统计分析。

The results showed that the leaves differentiation mode of Kalanchoe tomentosa is special. The green globoids were induced only on MS medium with additional 1.5 mg/L 6-BA and 0.5 mg/L IBA.

试验结果表明：褐斑伽蓝叶片分化方式特殊，初代培养时外植体叶片分化困难，仅在附加6-BA（6－苄基腺嘌呤）1.5mg/L、IBA0.5mg/L的MS培养基上分化出绿色球状体。

The results showed that the leaves differentiation mode of Kalanchoe tomentosa is special. The green globoids were induced only on MS medium with additional 1.5 mg/L BA and 0.5 mg/L IBA.

试验结果表明：褐斑伽蓝叶片分化方式特殊，初代培养时外植体叶片分化困难，仅在附加BA 1.5 mg/L、IBA 0.5 mg/L的MS培养基上分化出绿色球状体。

In this paper,we use the data of JiaShi earthquake sequence which was recorded by KAS station and WUS station of the regional digital station network in XinJiang near source region. We have calculated moment tensor solutions of more than 100 Ms≥3.5 earthquakes from 2001 to 2004 by the body waveform inverse. At the same time,we compared our result with Harvard CMT result.

本文利用新疆区域数字化地震台网中近震源周围的喀什、乌什两个台记录到的伽师地震序列的波形资料，使用波形拟合反演方法分别计算了该区域2001-2004年的100余个Ms≥3.5地震的矩张量解，得到了一系列的震源参数。

The reaction between ketone and promoter was studied by using HPLC and GC/MS.

利用HPLC，GC/MS等分析手段研究了助催化剂与酮的相互作用。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。