它的形成、发展、壮大和弱变，虽然有偶然的因素，但更多的是复杂的社会历史背景。
Its formation, development, growth and weak, although there are occasional factors, but is more complex social and historical background.
在最初的几个月里，这种免疫反应最强，但是在随后的几年里则会越变越弱。
The response is strongest within the first several months, and then diminishes over the following years.
随着我们年龄的变老，我们的皮肤在转换阳光到维他命d的能力也越来越弱。
As we age, our skin becomes less effective at converting sunlight to vitamin D.
积分在短时蠕变和长时间蠕变条件下是路往无关的，而在过渡蠕变时期，其与路径也只是弱相关。
The J integral is path-independent for the short time creep and long one, while in the transition period, it is weakly path-dependent.
针对广义回归网络在时变环境下难以确定平滑因子，自适应能力弱的缺点，提出了一种基于贡献率的选择优化方案。
For the defect that it is hard to determine the smoothing parameter in time-varying conditions, the adaptive optimizing strategy based on contributing ratio is proposed.
在肋拱桥的设计中，常采用弱横向联系变截面拱肋。
In the design of rib arch bridge, the arch rib of variable cross section of weak transverse fixed is adapted usually.
他变的如此的弱以至于不能说一句话。
通过等离子体处理法、氧化法等各种物理和化学的方法对UHMWPE纤维表面进行改性处理，可不同程度改善其耐热、界面、抗蠕变等弱性。
The weak heat resistance, interface and creep resistance of the fiber can be improved differently by the surface modification using various physical and chemical methods such as plasma and oxidation.
矿石工业类型为需选弱磁性铁矿石，主要成因类型为磁铁黑云片岩型、磁铁变粒岩型。
Its industrial types of ore bodies are weak magnetic type which should be chosen. Its ore-forming types are magnetic biotite schist and magnetic granulite type.
矿石工业类型为需选弱磁性铁矿石，主要成因类型为磁铁黑云片岩型、磁铁变粒岩型。
Its industrial types of ore bodies are weak magnetic type which should be chosen. Its ore-forming types are magnetic biotite schist and magnetic granulite type.
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