1.
Tough and chemical resistance of epoxy resin.
具有环氧树脂的坚硬性耐化学品性。
2.
The paint exhibits toughness and chemical resistance of epoxy as well as seawater resistance of tar.
该漆具有环氧树脂的坚硬性耐化学品性，又具有沥青的耐海水性。
3.
Brackets shall be spaced at proper intervals to provide rigidity and parallelism.
平台之间应该有适当的空间间隔，这样有利于提高坚硬性和平行性。
4.
Similar the hard, tough nature of tortoise shell is due to the extensive disulfide bonding in its α-keratin.
同样，乌龟壳的坚硬性也是由于其a-角蛋白中存在广泛的二硫键之故。
5.
insect having a firm covering of wax esp. in the female.
有坚硬蜡壳的昆虫，尤其是雌性。
6.
source of a tough elastic wood.
一种坚硬而富有韧性的木材。
7.
We are committed to no rigid formula.
我们未必矢志坚持任何硬性方案。
8.
The substance had a hard,brittle nature.
这种物质具有坚硬而易碎的特性。
9.
Calm and Witty Narration--Yan Lianke s novel Hard as Water;
智性的讲述——解读阎连科《坚硬如水》
10.
something having the quality of granite (unyielding firmness).
具有象花岗岩一样属性的事物（具有坚硬、不弯曲、坚定的属性）。
11.
as hard as steel
非常坚硬，坚强女口钢
12.
a protective head covering made of hard material to resist blows.
一种用坚硬的材料做的、抵制击打的保护性帽子。
13.
a hard resilient steel often decorated and used for sword blades.
一种坚硬且有弹性的钢，通常经过装饰用作剑刃。
14.
hard tough elastic wood of the lemonwood tree; used for making bows and fishing rods.
坚硬而有弹性的柠檬树木料，用于制弓和鱼杆。
15.
In order to support these irregularities, the moon must be quite rigid.
为了保持这种不规则性，月球必定是相当坚硬的。
16.
Study on Electroplated Diamond Bit for Extra-hard, Compact and Weak-abrasiveness Formation;
坚硬致密弱研磨性岩层电镀金刚石钻头研究
17.
Studies of the Correlations on Shell Structures and Nut Qualities of Walnut;
核桃硬壳结构与坚果品质相关性的研究
18.
Simulation of Rockburst in Hard and Brittle Surrounding Rocks of Circular Underground Cavern
圆形地下洞室坚硬脆性围岩岩爆的模拟