Additionally, the fluctuations in low-temperature toughness are reduced by adding Bi to refine graphite sphere, the performance becomes more stable.
另外，随着加铋后石墨球的细化，低温冲击韧度数值波动变小，性能变得更加稳定。
The results show that appropriate amount of Bi can decrease the diameter of graphite sphere, increase the number of graphite sphere, strengthen the low-temperature toughness.
结果显示，适量的铋可以减小石墨球径，增加石墨球数量，提高球铁的低温冲击韧度。
The system has simple structure and low cost, is the technical resolvent for traditional non-electric control diesel engine to be refit to the bi- fuel engine.
该系统结构简单，成本低，是非电控传统柴油机改装成双燃料发动机的技术解决方案。
Methods the system utilized low power MCU MSP430F1611 and the technology as generation of bi-phase constant current stimulation.
方法：采用低功耗单片机MSP430F 1611和压控双相恒流刺激产生技术设计系统。
Uncooled bi-material infrared detectors have the potential of approaching the theoretical limit of noise equivalent difference in temperature because of its high sensitivity and low noise.
非致冷双材料室温红外探测器具有高响应率和低噪声的特点，噪声等效温差接近理论极限。
Steel backed-tin bronze bi-metallic sleeve can be used to substitute all bronze sleeves due to its low manufacturing cost, better wearing quality and longer service life.
钢背-锡青铜双金属衬套制造成本低、磨损率小、使用寿命长，可取代全青铜衬套。
Finally, thinking of the low efficiency of the old cracks elimination way, a new bi-directional method is given which can simplify the terrain efficiently and increase the rendering speed.
针对以往简化算法中单向裂缝消除算法效率低的问题，提出一种新的裂缝消除算法：双向裂缝消除算法，实验结果证明了该算法的正确性和有效性。
The press is featured in compact structure, advanced technology, low energy consumption, high efficiency, bi-parting structure of crushing chamber, convenient maintenance and repair;
本机是具有结构紧凑、工艺先进、能耗低、效率高、粉碎室为对开式结构，维修保养尤为方便等特点；
The bi layer structural carbon cluster like microwave stealthy material coating was designed and prepared by making use of low density carbon cluster like material.
通过微波隐身材料结构设计，采用密度较小的碳团簇型原料，制备得到了具有良好吸波性能的双层结构碳团簇型微波隐身涂层材料。
The bi layer structural carbon cluster like microwave stealthy material coating was designed and prepared by making use of low density carbon cluster like material.
通过微波隐身材料结构设计，采用密度较小的碳团簇型原料，制备得到了具有良好吸波性能的双层结构碳团簇型微波隐身涂层材料。
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