Suitable for high density surface mounting .
适用于高密度表面组装。
The effects of low temperature chemical heat treatment and high energy density surface treatment on H13 steel surface properties and its die lifespan.
研究了低温化学热处理、高能束流表面处理等对H1 3钢表面性能及其模具寿命的影响。
Short-Term Probabilistic Forecasts of Ceiling and Visibility Utilizing High-Density Surface Weather Observations.
用高密度地面天气观测进行飞行高度和能见度短期概率预报。
Bacterial density, surface contact and physiological signals are stimulating factors of swarming motility.
菌细胞密度、表面接触和生理学信号均可成为群集运动的刺激因素。
The effect of certain types or contents of stabilizers, modifies and blowing agents on extrudate quality density, surface, and cellular structure are described.
讨论了稳定剂品种、 改性剂品种和发泡剂用量对制品密度、泡孔结构以及外观表面的影响。
The variation of the mass loss, packing density, surface area, distribution of pore diameter, amount of ash with the cyclical Numbers were researched.
考察了活性炭的失重率、堆密度、比表面、孔径分布及灰分含量随活化次数的增加而变化的情况。
The content of the survey involved the volume density, surface and length densities.
内容涉及到各种组织的体积分数、面积密度、长度密度等。
The content of the survey involved the volume density, surface and length densities.
内容涉及到各种组织的体积分数、面积密度、长度密度等。
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