查询词典 brittleness

The result showed that the brittleness of modified phenolic foam is obviously decreased.

结果表明改性后树脂泡沫的掉渣性明显减少，泡沫韧性增强。

The result of abrasion test and welding tests show, the crafts of adopting parted type structure to make tamping pick is viable theoretically, the pickax boot wearable material we have selected havent appear brittleness desquamation under the condition of test, and the ratio of performance and price of the material is higher; The welding joint has no obvious welding bug under the condition of test, the break mode of welding slot metal is mainly toughness break, and the craft performance of the weld material we have selected is all right, the welding craft we have established is suitable to the occasion and feasible.

磨损试验和焊接试验结果表明，采用分式体结构制造捣镐这一工艺理论上是可行的，所选镐靴耐磨材料在试验条件下未见脆性剥落，而且性价比较高；焊接接头在试验条件下没有明显的焊接缺陷，焊缝金属断裂方式主要是韧性断裂，而且所选焊接材料工艺性能良好，所制定焊接工艺切实可行。

The bismaleimide has the defects such as high melting point, bad resolvability, high curing temperature, great brittleness because of the structure, and these restrict its application and development.

双马来酰亚胺由于结构的特点，使得双马来酰亚胺树脂具有熔点高、溶解性差、成型温度高、固化物脆性大等缺点，这些均限制了双马来酰亚胺树脂的应用与发展。

Anneal means make harden steel soft and remove brittleness.

退火就是使淬火钢变软并消除其脆性。不适合

Results obtained show that the range of quasi-solid is equivalent to the range of hot brittleness, and B, Ti as well as mischmetal all lower the quasi-solidus and enhance the strength around solidus and the increase rate of strength of the alloy.

研究结果表明，合金的准固态区即热脆性区，B，Ti和稀土都能降低合金准团相线温度，提高强度增长率和准固相线附近的强度，稀土的作用强于B和Ti。

The results showed the maximum cyclic stress of CFRP bar should be under 70 percent of ultimate tensile stress; when the maximum cyclic stress decrease 5 percent of ultimate tensile stress, the fatigue life of CFRP bars increase generally 10 times; with the decrease of cyclic ratios, the fatigue life of CFRP bars decrease heavily; for the brittleness, CFRP bar should possess a higher reserve of strength, the margin of safety against failure is a necessity; according to experimental cyclic stress-fatigue life curve, the fatigue behavior of CFRP bar is much better than the fatigue behavior of Q235 steel.

将纤维复合材料用于土木工程结构的研究成果，已应用于实际工程【2j_国外对CFRP筋的一些短期性能以及CFRP筋构件的粘结性能、CFRP加筋混凝土结构的抗弯性能等都做了大量的研究，但对其长国家自然科学基金50278029，50538020和交通部西部交通科技200l431882021资助项目。2OO6年2月13日收到初稿；2006年9月4日收到修改稿。本文联系人：欧进萍，院士期性能如疲劳性能的研究还不够

Some wood snobs say that unfigured snakewood is useless but they are very wrong --- it is a very hard, dense, wood that turns VERY nicely and polishes to a VERY high gloss and does not suffer from the brittleness of the figured sections.

一些木材snobs说， unfigured snakewood是无用的，但他们是非常错误的---这是一个非常艰苦，致密，木材，把391和打磨，以非常高的光泽度，不遭受的脆性在占有部分。

But urushiol has a poor resistance to alkali because phenol hydroxyl of urushiol shows weak acidity. Meanwhile, inherent brittleness of urushiol has limited its development and application.

但是，由于漆酚的酚羟基显弱酸性，使得漆酚耐碱性较差；同时，漆酚清漆固有的脆性等也限制了其发展和应用。

Double-penetration technique greatly improve the highway functions of common concrete pavement,including strength increase,brittleness decrease and the increase of capacities of anti-freezing and wearproof.

双掺技术的提出使得普通混凝土路面的路用性能有了明显改善，表现为强度提高、脆性下降，抗冻性和耐磨性均有增强，故这是值得推广的一项新技术。

However, its room temperature brittleness and poor workability limit its industrial application.

但高硅钢的室温脆性和低的热加工性能严重影响了其在工业领域的应用。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。