SEM and TEM examination showed that the graphite in low carbon ductile iron formed nucleus and grew up based on the sulfide and oxide of manganese and calcium.
结果表明：低碳球墨铸铁中的石墨是以锰、钙等的硫化物与氧化物作为基底形核并长大形成的。
The extraction replica key techniques for TEM sample preparation of low alloying high strength steels were introduced in detail.
同时，针对样品制备过程中的各个关键步骤和环节，提出了低合金高强钢萃取复型样品制备的关键技术要点。
The microstructures transformation laws and fractures mechanisms of low carbon silicon-manganese TRIP steels in simple tension state were researched by using TEM and SEM.
采用TEM和SEM研究了低碳-硅-锰系TRIP钢在单向拉伸状态下的组织转变规律和断裂机制。
The results of this method are in agreement with those calculated in quasi-TEM case in low frequency for confocal ellipses.
在共焦椭圆情况下，当频率较低时，本文结果与准TEM波分析结果趋于一致。
The structure of synthetic silicides has been investigated with the analysis of channeled low Angle emergence and TEM.
用掠角沟道技术和透射电子显微镜分析了这种硅化物的结构。
Thirdly, the TEM horn antenna which is used to receive pulse signal is designed in this part. For the low limited frequency, the TEM horn antenna is mainly designed to make it miniature.
再次，设计了用于脉冲接收的TEM喇叭天线，由于要求的下限频率较低，所以重点对TEM喇叭天线进行了小型化的设计；
The micro process of crack initiation and propagation in H68 brass with low stock fault energy was observed by in situ tensile test in TEM.
采用透射电镜动态拉伸、原位观察研究了低层错能合金H68黄铜断裂的微观过程。
It is the key to reduce energy loss of a practical pocket appliance with a single-chip computer sys - tem for low dissipation operation.
单片机系统的低功耗运行是实现袖珍型实用器具节能的关键。
It is the key to reduce energy loss of a practical pocket appliance with a single-chip computer sys - tem for low dissipation operation.
单片机系统的低功耗运行是实现袖珍型实用器具节能的关键。
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