1) swelling ratio
线胀率
1.
Long time observation has been taken to study the swelling ratio and shrinkage ratio.
研究膨胀土变形随时间的变化,通过对2组南宁膨胀土进行室内单向膨胀收缩试验,对膨胀土的线胀率和线缩率的时程性进行了研究。
2.
After a long period investigation on the time-related swelling ratio and the expansive soils deformation around pile base, founds that though soil samples containing different initial moisture and dry densities,the loaded expansive soils appear similar deformation behavior over time.
为研究膨胀土膨胀变形随时间的变化,进行了2组南宁膨胀土室内单向浸水膨胀试验和膨胀土桩基灌溉模拟试验,分别对有荷、无荷膨胀土的线胀率的时程特性和基桩桩周膨胀土变形的时程特性进行了较长时间的研究。
2) linear expansion rate
线膨胀率
1.
The linear expansion rate was determined by the 10 mm×50 mm samples formed by fused corundum,magnesia,silica micropowder and aluminate cement at 750～1 450 ℃.
在750~1450℃的温度下测量了试样的线膨胀率,研究了电熔刚玉粒度、氧化镁、水泥及硅微粉加入量对刚玉-尖晶石质浇注料烧成过程中线膨胀率的影响。
3) line expansion rate
线膨胀率
1.
Firstly,the resistance to sulfate attack of slag cement was tested by long term immersion method,and line expansion rate and flexural strength ratio were taken as evaluation index.
对通过化学激发自制的大掺量矿渣水泥的抗硫酸盐侵蚀性能进行评定:首先采用长期浸泡方法进行测定,评判指标为线膨胀率和抗折强度比,结果表明该矿渣水泥具有优异的抵抗高浓度硫酸盐侵蚀的性能;其次采用GB/T 749—2001规定的快速试验方法进行测定,测定结果与长期浸泡方法有异。
2.
1-2000,the line expansion rate and average expansion coefficient of the silica bricks samples were tested and calculated,the uncertainty factors which influenced the line expansion rate and average expansion coefficient were analyzed.
1—2000的方法测试并计算了一批硅砖试样的线膨胀率和平均线膨胀系数,对影响其线膨胀率和平均线膨胀系数的不确定度分量进行了分析,并对不确定度的各个分量进行了计算和合成,给出了该硅砖的不确定度:ρ=1。
4) linear expansion ratio
线性膨胀率
5) linear expansivity
线性膨胀系数，线性胀率
6) free linear expansion rate
自由线膨胀率
1.
The higher the calcination temperature, the lower the strength, and the higher the free linear expansion rate of cement stone is.
结果发现 ,随着白云石煅烧温度的提高 ,水泥石的强度降低 ,膨胀率增大 ;保温时间越长 ,水泥石的膨胀率越大 ,强度越低 ;煅烧白云石掺量越大 ,水泥的早期强度越低 ,但对后期强度的影响不大 ;水泥石的自由线膨胀率随煅烧白云石掺量的增大而增大 。
2.
This paper studied the effects of different activator on the properties such as strengths, free linear expansion rate, action of water reducer, water resistance and sulfate resistance of the composite made of waste gypsums from TiO 2 production and fly ash.
研究了不同的激发剂掺量对钛白石膏 粉煤灰复合材料的强度和自由线膨胀率等性能的影响 ,以及减水剂的作用 ,复合材料的耐水性和抗硫酸盐侵蚀性能等 。
补充资料：线胀系数
固态物质的温度改变1°c时，其长度的变化与它在0°c时的长度之比。固体的线胀系数一般很小，其数量级约为10-5开-1。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条