On the receiving side, a condenser microphone is used to pick up the signal.

A condenser microphone always has the same output level as a dynamic microphone.

电容话筒的输出电平和动圈话筒一样高.

The characterization with transmission electron microscope ( TEM ) and infrared spectrometry ( IR ) has illustrated the copolymerization process.

透射 电镜 和 红外光谱 检测表明两者发生了共聚.

APUD-like cells were found in the thymus of goose under transmission electron microscope.

应用透射电镜在鹅胸腺内发现一种APUD( 样)细胞.

Transmission electron microscope and laser scattering particle analyzer were used to determine the average particle size.

通过激光粒度分析仪及透射电镜测定溶胶粒子的大小.

The systematic tilting method is an important operation technique of transmission electron microscope ( TEM ).

系统倾转样品是透射 电子显微镜 操作的一种重要实验技术.

Objective To develop a practical digital imaging instrument in bottom-mounted style for transmission electron microscope.

目的:为透射电子显微镜研制一种实用的底装型透射电子显微镜图像数字成像系统.

In addition , white layers was also observed transmission electron microscope.

还利用透射电子显微镜观察了白层的形貌.

Her transmission-electron-microscope image shows the effects of strain on the tiny rod.

她的传输电子显微镜图片显示了张力对小金属棒的影响.

The microstructure, impact toughness are analyzed by using optical microscope and toughness test.

用光学金相显微镜和冲击试验研究了双金属材料的显微组织和冲击韧性.

Methods: The original crude drug was identified by the optical microscope physical and chemical identification.

方法采用性状鉴定、显微鉴定与理化鉴定.

Grain formation and growth evolution of the wires was observed with optical microscope.

用光学显微镜观察线材晶粒形成及生长进程.

The surface layers are characterized by means of optical microscope, TEM, SEM and micro-hardness testing machine.

用光镜、扫描电镜 、 透射电镜和硬度计等手段分析并研究其表层变形层金相组织 、 晶粒尺寸及显微硬度.

The morphology of polypropylene films in electrostatic field has been investigated by using a optical microscope.

用偏光显微镜研究了聚丙烯薄膜在静电场作用下的熔融结晶过程.

The scanning electron microscope ( SEM ) is employed to study sandstone fractography under thermo mechanical coupling effects.

通过扫描电镜研究温度–拉应力共同作用下砂岩破坏的断口形貌.

The sample after 1 week were examined through scanning electron microscope and transmission electron microscope respectively.

在培养1周时,挑取菌落常规制片后行扫描电镜和透射电镜观察.

However, even the best scanning electron microscope can only show a fuzzy picture of an atom.

然而, 连最好的电子显微镜也不能照出一张清晰的原子照片.

This paper introduces the new development of the detector used in scanning electron microscope ( SEM ).

介绍了扫描电子显微镜 ( SEM ) 信号探头研究的最新成果.

The causes of the high strength bolts fracture were analyzed by scanning electron microscope, optical microscope.

采用扫描电子显微镜、光学显微镜等检测方法, 分析了高强度螺钉断裂失效原因.

Observes and analyzes the superficial appearance of Ni-P coating and Ni-Cu-P coating the scanning electron microscope.

利用扫描电子显微镜观察并分析镍磷镀层和镍铜磷镀层的表面形貌.

And the emulsification system established in the experiment was validated by virtue of microscopic observation.

通过显微镜观察,本文建立的蜂蜜乳化体系得到验证.