... structural member构件 structural metallic material金属结构材料 structural mild steel结构用低碳钢 ...
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...、金属结构材料、热处理强化、丝锥直槽、螺旋槽 [gap=645]Key word] Titanium, Gewinde scheiden, metal structural materials, heat resistance, Straight Fluted Taps, spiral chute ..
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金属结构材料 structural metallic materials 设备结构材料 plant constructional material ..
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新型金属结构材料 New Structural Metal Materials
镁及其合金密度小,仅为铝的64%,钢的25%,是目前密度最轻的金属结构材料之一。
The density of magnesium and its alloys is yelatively low, only accounts for 64% of aluminum density and 25% of steel density, and it is one of the lightest structural metallic materials.
镁合金是最轻质的金属结构材料,是实现军事装备轻量化和提高军事装备各项性能的理想材料。
Magnesium alloys are the lightest structural metallic materials, which can be used to reduce the weight of military equipments and improve their performance.
钛及钛合金具有优异的综合性能,是一种重要的金属结构材料,在军工、民用各个领域得到广泛的应用。
Titanium and its alloys possess excellent comprehensive properties, and they are important metal structural materials which have been widely used in various fields.
So, if we're going to go to the moon, we're going to go to Mars,we want to be able to produce oxygen, structural metals and photovoltaic materials from in situ resources.
如果我们要去月球上,我们要去火星上,我们则必须要制造,氧气,结构金属和光电材料,就在原地制造。
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