The spectacular Horsehead Nebula is actually a projection of cold gas and dust extending from the dense Orion Molecular Cloud.
引人注目的马头星云实际上是低温气体和自稠密的猎户座分子云延伸而来的尘埃相互作用而形成的突起物。
A steel projection off the side of an offshore platform that carries gas pipes and supports the flare burner for safely flaring gas.
从海上平台边缘突出的钢质结构。它携带气管线并支承火炬燃烧器，以便安全地燃烧天然气。
In this paper, we treat the dynamical form factor of one-dimensional kink-phonon gas as a whole by projection operator technique.
本文采用投影算子方法统一处理了一维扭析声子耦合气体的动力结构因数。
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