分别建立核磁测定聚异丁烯活性端基含量以及其他烯键含量和近红外光谱快速测定聚异丁烯活性端基含量、其他烯键含量和相对分子质量的分析方法。
The methods of determining high active end group content and molecular weight of polyisobutene have been established by nuclear magnetic resonance and near infrared spectra respectively.
并对氢、氦、氮、氩等气体产生的离子束进行了磁分析,测定了离子束的质谱。
The hydrogen, helium, nitrogen and argon beams thus produced were analyzed and their mass spectra were measured.
自动驾驶仪操舵和用磁罗经代替自动驾驶仪,通过合格的校准器来测定罗经的正确功能并提供罗经校正卡。
Steering by automatic pilot and by magnetic compass in stead of automatic pilot measure the exactness of magnetic compass by qualified calibrator and provide compass adjustment card.
所得配合物均通过了元素分析、核磁、红外、熔点测定等进行了表征,其中10和11经过了X -单晶衍射的表征。
All of them have been characterized by elementary analysis, NMR, IR and melting point determination, Among them, 10, 11 have been characterized by single-crystal X-ray analysis.
该观测器在观测定子磁链的同时也辨识了随温度变化的定、转子电阻。
With this flux observer, the stator resistance and rotor resistance, which vary with motor temperature, are identified simultaneously.
并证明了光球横向电流与横向磁场的指向无关,因而完全可以由向量磁象仪测定。
With force free model, it is shown that the photospheric transverse current is independent of the sense of the transverse field and can be found completely by vector magnetographic measurement.
实验还测定了间距大小对磁探针输出信号的影响,给出了磁探针对阶跃实验的响应波形。
The influence of the crevice width to the gauge output was also tested, the response of jump test was obtained.
方法采用磁分离酶联免疫法测定了115例糖尿病患者和295例冠心病患者的血清dheas水平。
Methods Serum level of DHEAS was measured by magnetic separated ELISA in 115 patients with diabetes and 295 patients with coronary heart disease, and compared with the control.
采用挂片法对不同磁处理参数条件下脉冲磁场的抑垢率进行测定。
Using a test sheet, the anti-scaling efficiency of magnetic treatment was measured under different magnetic treatment conditions.
基于电罗经技术的磁罗经自差自动测定和校正系统是一个综合了电罗经和磁罗经技术的自差测定和校正系统。
Based on the gyrocompass technique, the magnetic compass deviation automatic measurement and correction system synthesizes both gyrocompass and magnetic compass technique.
本课题进行了以下设计与试验:(1)测定磁感喷油器的磁敏元件和挺杆之间的最佳间隙。
The experiments as follows are done:(1) Space of magnetism sense organ and needle valve is measured.
目的探索通过中、英文单词刺激健康志愿者后用磁源成像(MSI)无创伤性测定语言功能区的位置。
Objective To investigate the use of magnetic source imaging (MSI) for noninvasive mapping of language specific cortex in healthy volunteers stimulated by Chinese and English words.
该控制器通过检测定子电流,由转矩磁通和转矩电流动态推算电动机转矩,并以此作为反馈量。
The torque controller system feeds back an assumed motor torque calculated by using the secondary magnetic flux and the torque current detected from current sensors of the primary currents.
方法:用奥氏粘度计平行测定磁处理和未经磁处理的白酒、乙醇、自来水和蒸馏水的粘度。
Methods:The viscosity of both magnetized and unmagnetized liquids was measured by using the Ubbohde's viscosimeter.
结果表明,用环形试样可以完成对低矫顽力的软磁材料进行磁各向异性的测定。
The results show that the magnetic anisotropy of soft magnetic materials with very low coercive force can be measured successfully with ring specimen by the law of approach to saturation.
根据元素分析,质谱,核磁和红外测定的结果,甲基异柳磷的结构是。
According to the results of the elements analysis and the data of MS, NMR, and IR, the structure of Methyl-ISP is established following.
结果表明,用环形试样可以完成对低矫顽力的软磁材料进行磁各向异性的测定。
The results show that the magnetic anisotropy of soft magnetic materials with very low coercive force can be measured successfully with ring-shaped sample according to the law of approach to satura…
结果表明,用环形试样可以完成对低矫顽力的软磁材料进行磁各向异性的测定。
The results show that the magnetic anisotropy of soft magnetic materials with very low coercive force can be measured successfully with ring-shaped sample according to the law of approach to satura…
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