过去十多年,智能手机创造了移动互联网经济的空前繁荣,而围绕这一核心硬件,也日渐形成了庞大的、成熟的、囊括高精尖制造技术的超级供应链。尤其是苹果,苹果一直占据着这条供应链的核心位置,其不但拥有优先供应权、强大的议价权,还直接影响和引导各类供应商的研发路线。
"The nebula appears to have distinct regions that capture different phases of its evolution — an outer shell of gas that was blown off first and consists mostly of hydrogen, and an inner cloud with more structure that contains a mix of different gases," NASA's blog post reads. The dark line that runs vertically through the nebula, giving it the cranial appearance, could be the result of "an outburst or outflow from the central star, which typically occurs as twin jets burst out in opposite directions." Both Webb's Near-Infrared Camera (NIRCam) and its Mid-Infrared Instrument (MIRI) were used to document the nebula.
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