The structures of copolymers were characterized by 1 HNMR 、 13 CNMR 、 DSC and element analysis.
用核磁共振1HNMR、13CNMR、DSC差热分析、特性粘度等方法对材料作了表征,结果表明该共聚材料结构明确并有较好的规律性.
来源:互联网摘选当细胞或病毒被冷却时, 它们的薄膜往往会突然变化魔角自旋核磁共振的新技术监测其薄膜层的性能变化.
来源:互联网摘选Applying the formula into mesoscopic system, we get the energy level of linear oscillator.
应用能量测不准量公式到介观系统, 可得线性谐振子的能级宽度.
来源:互联网摘选低损耗角正切, 高稳定的性能. 适用于电视聚焦, 振荡,定时回路.
来源:互联网摘选It can be used for the analysis of natural bending vibration of step shafts in engineering.
该法亦可用于工程中阶梯梁弯曲固有振动分析.
来源:互联网摘选The cylindrical type ultrasonic motor uses bending vibration of cylindrical stator to drive rotor.
柱体型超声波电机依靠圆柱定子的弯曲振动驱动转子旋转.
来源:互联网摘选This paper presented an accurate analytical method for the natural bending vibration of step beams.
给出阶梯轴弯曲固有振动精确的分析方法.
来源:互联网摘选实验中观察到核态沸腾 、 汽液塞的聚合、破碎以及振荡等主要现象.
来源:互联网摘选The compressor in booster station operates well and the surge has not appeared after improved.
改进后,增压站压缩机运行控制效果良好,未出现过喘振现象.
来源:互联网摘选After the performance of petrochemical planes worth noting CWB 1 petrochemical boost up nearly 3 %.
石化双雄盘中表现可圈可点,提振石化CWB1收高近3%.
来源:互联网摘选Vortex-excited vibration induced by fluid takes place on the underwater suspended pipelines.
单跨和多跨水下悬空管线在水流作用下发生涡激振动.
来源:互联网摘选She was really depressed, but her friends took her out to cheer her up.
她当时真的非常沮丧, 但朋友们带她出去散心让她振作了起来.
来源:互联网摘选Isolation monitor ing and ferromagnetic resonance of low ground current system
小接地电流系统的绝缘监视及铁磁谐振
来源:互联网摘选Lectures and discussions also cover fMRI methods and experimental design.
教师授课和课堂讨论也会含括功能性核磁共振造影的方法和实验设计.
来源:互联网摘选
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