就是利用企业自有资金和渠道,通过研制和开发新产品,购置新设备,或对原有设备进行技术改造等方式来扩大生产经营规模。
在清单4的例子中,从内部扩展了Dog。
In the example in Listing 4, I extended Dog from the inside.
模拟表明纳米金属丝在无外载荷状态存在本征应力,原子缺陷从自由表面开始向内部扩展。
Simulation results show that free surfaces of nano wire lead to initial stress without external load, and damage expands from outmost surfaces deep into interior lattices.
纳米粒子的熔化是从表面层开始的,并随着温度的升高,熔化的表面层会逐渐向内部扩展,最终导致纳米粒子整体转变为液态结构;
The melting process of Pt nanoparticle starts from the surface into the interior. Finally, it becomes a disordered liquid when the temperature reaches the melting point.
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