serpentined marble 蛇纹石化大理岩
The economic estimation showed that the cost of hydrochloric acid in pressure leaching is little high and it will not be a effective way to recover the nickel and magnesium from serpentine with nickel.
经济估算表明,盐酸加压浸出工艺成本偏高,难以成为含镍蛇纹石矿中镍、镁资源回收的有效途径。
参考来源 - 含镍蛇纹石矿综合利用技术研究Anode flow field and cathode flow field was single serpentine flow field.
阳极流场和阴极流场均为单蛇形流场。
参考来源 - PEMFC带增湿槽道集流板的研究In view of the manufacture, size, weight and the other related confined conditions, three kinds of heat exchangers were developed. They are fin-and-tube heat exchanger, serpentine heat exchanger, and parallel-flow heat exchanger.
首先根据实际工况,通过经验公式对气-液换热器进行设计计算,考虑加工条件、材质、体积、重量等相关条件的制约,最后设计采用了翅片管式、管带式和平行流式三种形式的换热器。
参考来源 - 微型气—液换热器的研制与实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
ADJ Something that is serpentine is curving and winding in shape, like a snake when it moves. 弯弯曲曲的; 蜿蜒的 [文学性]
...serpentine woodland pathways.
...蜿蜒的林间小路。
N a curve that is symmetric about the origin of and asymptotic to the x-axis S形曲线; 蛇形线 [maths]
N a dark green or brown mineral with a greasy or silky lustre, found in igneous and metamorphic rocks. It is used as an ornamental stone; and one variety (chrysotile) is known as asbestos. Composition: hydrated magnesium silicate. Formula: Mg3Si2O5(OH)4. Crystal structure: monoclinic 蛇纹石
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