脆点

当SBS含量为10%时脆点降至&38℃，此时共混物具有均匀的微相结构。

When SBS adding amount was 10 % , the brittle point of the blend came down to & 38 ℃ and the blend had a homogeneous micro-phase structure .

这个结论与最新研究成果当量脆点t1.2和针入度指数PI的试验结果相一致。

But the result of tests accords with the latest which is based on breaking points t 1.2 and penetration index PI .

此外，由于SBS的改性作用，导致沥青粘合料的脆点降低和低温（5℃）针入度的增加，SBS还可降低沥青的玻璃质过渡温度及温感性。

In addition , both Fraass breaking point and glass transition temperature are lowered and low temperature ( 5 ℃) penetration is increased because of SBS modification .

将苯乙烯-丁二烯-苯乙烯（SBS）聚合物改性沥青用常规试验方法（针入度、软化点、动粘度及脆点）与动态力学分析方法所得到的试验结果进行比较研究。

Thy results of conventional tests ( penetration , softening point , kinematical viscosity and Fraass breaking point ) and those of dynamic mechanical analysis ( DMA ) on Styrene Butadiene Styrene ( SBS ) polymer modified bitumen are systematically compared .

用针入度、软化点、动粘度及脆点等常规试验方法与动态力学分析方法对Styrene-Butadiene-Styrene（苯乙烯-丁二烯-苯乙烯，简称SBS）聚合物改性沥青的物理特性及流变特性进行了研究。

By way of conventional tests ( penetration , softening point , kinematic viscosity and Fraass breaking point ) and dynamic mechanical analysis ( DMA ), physical properties as well as rheological properties of styrene butadiene styrene polymer ( SBS ) modified bitumens were studied .

尿嘧啶核苷对染色体热点和脆点的影响

The Effects of Uridine on Chromosome Hot Points and Fragile Site

体外培养的绒毛细胞中普通脆点的研究

Study on Common Fragile Sites in Chorionic Villi Cells Cultured in vitro

结果表明，沥青混合料温度应力试验开裂温度与沥青的弗拉斯脆点具有较好的对应关系。

Experimental results indicate that there is close relationship between the Fraass breaking point and the thermal fracture temperature of asphalt mix , while the other factors have little influences .

利用针入度指数法评价了改性沥青的感温性，采用当量软化点、当量脆点、4℃延度评价了改性沥青的高温稳定性和低温稳定性。

Penetration Index ( PI ) was used to evaluate the temperature sensitivity of modified asphalts , equivalent softening point , equivalent fraass breaking point , ductility ( 4 ℃) were used to evaluate high temperature stability and low temperature stability of modified asphalts , respectively .

在力学特性研究中，通过改变试验温度和加载条件，对比和分析了开级配排水性沥青混合料PA-13和传统密级配沥青混合料AC-13的抗拉强度，得出了两者的脆化点。

Suffering from different test temperature and loading speed , the mechanics strength between open-graded PA-13 and dense-graded AC-13 was compared . The brittleness point for both mixes was determined respectively .

脆一点你不坐下吗

Just a little crispy . Won 't you sit down ?

制得的氯丁二烯-异戊二烯共聚物结晶速率显著降低，其脆折点较氯丁橡胶-GN-A降低了5℃。

The product thus obtained has a markedly decreased rate of crystallization , and the brittle-point of the vulcanizates is5 ℃ lower than those of the corresponding vulcanizates from Neoprene type GN-A.

你可以做的大一点，薄一点，香脆可口一点。

You can go bigger and thinner , lovely crispy and delicate .

杏仁脆饼碎末带点细致的苦杏仁味。

Crushed amaretti cookies add a subtle hint of almond bitterness .

在扫描电子显微镜下观测纳米TiO2/UPR的冲击断口形貌时发现，在脆-韧转变点附近纳米TiO2/UPR的微观形态发生了从脆性断裂到韧性断裂的形貌特征。

The micro appearance observation of the impact fracture showed that the fracture pattern of the nanometer TiO2 / UPR changes from typical brittle to typical tough fracture near the critical point .