First, by placing the concrete slab above the neutral axis of the steel, our COS Decks maximize the strengths of both steel and concrete.
首先,通过把混凝土板置于钢筋中轴之上,我们的这款桥面最大限度地加大了钢铁和混凝土的强度。
The result showed that the modified product had good corrosion inhibition for steel in neutral or acid corrosive media.
结果表明:改性后的产品在中性、酸性腐蚀介质中,对钢材有较好的缓蚀作用。
The correlativity between neutral salt spray accelerated test and atmospheric corrosion test in Shijiazhuang was studied by the mass loss determination of 45 steel, A3 steel, 20 steel and gun steel.
以45钢、A3钢、炮钢、20钢为金属试样,研究它们在中性盐雾加速试验及石家庄大气环境暴露试验中腐蚀失重与时间的变化规律。
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