对于在寒冷条件下建造钢结构,比如北极的石油钻井平台,如何解决材料的脆性仍然是一个问题。
Brittleness remains a problem when building steel structures in cold conditions, such as oil rigs in the Arctic.
全国自闭症协会的Gina Gómez博士认为对于脆性X综合症的研究有助于理解自闭症的某些方面。
Dr Gina Gómez, from the National Autistic Society, said research into fragile X syndrome could help understanding of certain aspects of autism.
但是,硅的脆性也限制了其应用范围。
脆性往往是合金化的一种结果。
出现小裂纹必然是脆性断裂的前兆。
含硫过多的铁和钢都是热脆性的。
退火就是使淬火钢变软并消除其脆性。
还能够抑止合金钢由于火而惹起的脆性。
Can also restrain the alloy steel as the fire caused brittle.
纤维增强混凝土可以弥补一般混凝土的脆性缺陷。
Fiber reinforced concrete can make up for the brittleness of concrete.
基于信息熵原理,预测了干扰对脆性激发的能力。
Otherwise, based on the entropy of information principles, to forecast the ability of interference to motivate brittleness.
骨量录得跌幅,因为失去雌激素,这可导致骨骼脆性。
Bone mass decreases because of the loss of estrogen and this can lead to brittle bones.
对单晶硅脆性材料的超精密磨削加工作了大量的实验研究。
In this paper, the experimental investigation is made on the grinding of single brittle materials.
现有人工骨陶瓷材料存在的主要缺点是脆性大,抗疲劳性差。
The main disadvantages of artificial bone made of ceramic materials are of high brittleness and low resistance to fatigue.
脆性陶瓷或刚性聚合物通常用在外科手术中修复破坏的,癌症坏死的骨头。
Typically, fragile ceramics or rigid polymers are used in surgery to fix broken, old or cancer-damaged bones.
磨损机理为切削磨损和脆性相断裂,其中切削磨损为主要磨损机理。
Wear mechanisms are cutting wear and brittle phase rupture. Cutting wear is main wear mechanism.
许多有可怕的副作用…让她骨骼脆性和当她试图减量是的可怕反应。
Many had terrible side-effects... made her bones brittle and terrible withdrawal symptoms when she tried to reduce the dosage.
缺点:脆性,使用时注意尽量避免或减少敲击,摔打,突然性碰撞等。
Shortcoming: fragility, Pay attention to avoid or reduce knock and bang and sudden collision.
使钢产生热脆性,降低钢的延展性和韧性,在锻造和轧制时形成裂纹。
Causes the steel to produce the hot brittleness, reduces the steel the ductility and the toughness, when forging and rolling crack.
通过试验得出复掺矿物掺合料是改善混凝土断裂脆性的有效途径之一。
The addition of mineral admixtures is one of the effective approaches, which can improve fracture brittleness of high compressive strength concrete.
随试验温度、压力条件的升高,岩石、矿物从脆性变形向塑性变形演变。
With the elevation of test temperature and pressure, the rocks and minerals were deformed from brittleness to ductility.
氢脆:由于浸蚀,除油或电镀等过程中金属或合金吸收氢原子而引起的脆性。
Hydrogen brittleness: because, in addition to the erosion oil or plating process such as metal and alloy hydrogen atom absorption and cause brittle.
对脆性材料的切割机制进行研究,建立切割冲蚀模型,分析受冲击区的应力。
The mechanism of cutting brittle materials was studied, the impact model was established and the stress of impacting area was analyzed.
依据化学动力学原理和内扩散理论,研制成功了无脆性快速气体渗氮新工艺。
According to chemical dynamics principle and internal diffusion theory, a no-brittle fast nitriding method has been developed.
他们表现的很具有进攻性,学习缓慢,并在发作时持续抽搐——脆性X综合征的典型迹象。
They were aggressive, slow learners, and kept convulsing in seizures-classic signs of Fragile X syndrome.
脆性X神经没有能力将从mGluR5受体收到的信息静音,从而导致生产过剩的蛋白质。
Fragile X neurons lack the ability to mute messages from the mGluR5 receptor, leading to an overproduction of protein.
脆性X神经没有能力将从mGluR5受体收到的信息静音,从而导致生产过剩的蛋白质。
Fragile X neurons lack the ability to mute messages from the mGluR5 receptor, leading to an overproduction of protein.
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