05)in both horizontal vertical linear sizes of the 20000mg/L glutaraldehyde and 1 000mg/L sodium hypochlorite group as compared with the controls. Spray of chlorine dioxide did not appear to cause a dimensional change (P> 0.
2.两种不同的测量仪器对不同的石膏模型进行测量,结果均显示,20000mg/L戊二醛和1000mg/L 84消毒液浸泡20min后,与对照组相比在水平向、垂直向均有显著差异,产生统计学显著意义的尺寸变化(P＜0.05)。
参考来源 - 二氧化氯喷涂消毒对藻酸盐印模模型精度的影响And the dimensional change pattern from prototype, ice pattern to mould was analyzed at different temperatures, which is important to casting precision.
在不同的温度下测量了原型及冰模的尺寸,对冷冻条件下模具的综合尺寸变化规律进行了分析。
参考来源 - 基于冰模的熔模铸造研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The regularity of dimensional change of Xuan paper was studied, and the reasons of dimensional unstability were discussed.
通过对不同条件下干燥方法对宣纸形变影响的研究，对纸张变形的原因进行了探讨。
Take the mean value of dimensional change rate of the 3 test pieces in longitudinal or transverse directions as the test result.
分别计算3块试件纵向或横向的尺寸变化率的平均值作为纵向或横向试验结果。
The results show that the weldments made from those metals in as-welded condition are instable in dimension and the rate of dimensional change decreases with time.
结果表明：七种材料的焊件都存在着尺寸不稳定，这种尺寸不稳定变形随时间的变化速率逐渐变缓；
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