需要的力度与材料的硬度成反比。
The amount of force needed is inversely proportional to the rigidity of the material.
雪梨衰老时，硬度下降，果肉褐变糠化。
During the senescence of Xue Hua Pears, the fruit firmness declined with the flesh developing the squarrose and browning.
钻石硬度的秘密在于它的原子排列。
The secret to a diamond's hardness is its atomic arrangement.
这种易碎性掩盖了其潜在的硬度。
根据各赛道不同的特性，轮胎橡胶的硬度也不相同。
The 'softness' or 'hardness' of rubber compounds is varied for each race according to the known characteristics of the track.
额头和脸颊皮肤的硬度通过硬度计进行测定。
The skin firmness or rigidity was measured at the forehead and the cheek with a device called a durometer.
当然，所有这些都必须根据巧克力的实际硬度来调节。
Of course, all this needs to be adjusted according to the actual hardness of the chocolate.
在触诊中，医生能够感受到组织的外形及硬度。
In palpation, a doctor feels the shape and firmness of tissue.
树木的生长期受限于它的木质构造，后者决定树的硬度和形状。
A tree's rate of growth is limited by its lignin structure, which is what determines the tree's strength and form.
为了找到答案，他和他的同事在不同硬度的基质上培育胚胎心脏细胞。
To find out, he and his colleagues grew embryonic heart cells on matrixes of differing stiffness.
我把我的画笔硬度控制在0%到50%之间，以得到飞鸟锐利而清晰的边缘。
I adjusted the hardness of my brush between 0% and 50% to get sharper and more defined edges on the birds.
一方面，骨骼硬度下降会增加骨折的风险，另一方面，手术可以改善骨骼健康。
On the one hand, a decrease in bone hardness can increase the risk of fractures. On the other hand, the surgery might improve bone health.
为了让炮弹能够打穿，弹壳的钢里需要加入一定的矿物质来增加硬度。
For ammunition to break through, artillery shells need to be hardened by adding certain minerals to the steel.
比如说经过加工的加拿大枫木比热带的印茄木和孪叶苏木的硬度还要高。
Treated Canadian maple, for example, is harder than tropical merbau and jatoba.
如果要检测硬度，陨石的标本就太小，它只能显示出这种物质无疑比一般钻石硬。
The sample from the meteorite was far too small to test for hardness, except to show that it is certainly harder than regular diamonds.
准备就绪，选择一个100%硬度的短小画笔，然后用它在复制的图层上开始绘制。
To get started, select a smallish brush with 100% hardness and start to paint over the duplicated layer with it.
尽量避免水泥路面：其硬度是沥青路面的十倍，是非常不适合跑步的路面。
Avoid concrete as much as possible: It's about 10 times as hard as asphalt, and is a terrible surface for running.
装置特点：软化效率高、出水硬度低、再生操作简单方便、自动化程度高。
Device features: high softening rate, low outlet water hardness, simple and convenient regeneration and operation, high automation level.
在矿石硬度表上，它的硬度为8，这表明刀子不能割开它而它可在石英上划痕。
In the mineral table of hardness, it has a rating of 8, which means that a knife cannot cut it, and that topaz will scratch quartz.
Corning公司表示，最终的产品在厚度减半的情况下其硬度是传统玻璃的两倍。
The finished product, Corning says, is two times stronger than traditional glass at half the thickness.
在合适的电刷镀工艺下，镀层表面平整、光滑，具有较高的显微硬度、耐蚀性和结合强度。
The layer is smooth with higher microhardness, corrosion and bonding strength by using the proper process.
具有非常高的硬度和优异的耐水性、耐醇性，完全改变了人们普遍认为水性漆性能差的观念。
Excellent performance of hardness, water and alcohol resistance; completely changing the idea about the worse performance of water-based coating.
奥贝球铁能够实现高硬度的同时具有较高的韧性，适用于一定冲击条件下耐磨零件的工作要求。
ADI can realize the performance of both high hardness and toughness, satisfying the requirements of wear-resistant parts under impact condition.
激光第一次作此用途是加工硬度很高的材料，如钻石，或非常柔软的材料，例如婴儿奶瓶的奶嘴。
The first lasers to earn a wage did so by machining very hard materials, such as diamonds, or very soft ones, for example baby-bottle teats.
陶瓷-金属复合材料具备高硬度、高强度、高韧性以及低密度的优点，已被广泛应用于防弹领域。
The ceramic-metal composite materials have the advantages of high hardness, strength, toughness and low density, and are widely used in bulletproof field.
米其林在其公司新型的节能轮胎的胎面加入了“耐久安全化合物”来保持轮胎的硬度，使之抓地性能得以保证。
A "durable security compound" incorporated into the treads of the company's new Energy Saver tyre helps maintain the tyre's rigidity, allowing it to grip the road.
结果表明，该钢经复合处理后，具有较好的表面硬度和良好的耐磨性，显著地增加了刀具的使用寿命。
The results showed that the steel after combined treatment had higher surface hardness and wear resistance, and prolonged the service life of cutting tool.
结果表明，该钢经复合处理后，具有较好的表面硬度和良好的耐磨性，显著地增加了刀具的使用寿命。
The results showed that the steel after combined treatment had higher surface hardness and wear resistance, and prolonged the service life of cutting tool.
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