secondary origin center 次生起源中心
deposit of secondary origin 次生矿床
secondary center of origin [农学] 次级起源中心
Secondary centers of origin 次生起源中心
origin of secondary pores 次生孔隙的成因
The authors suggest that there is a kind of anisotropic micrinite existing in the Late Paleozoic coal seams of western Henan coal field, and the evidences of its secondary origin are provided.
作者通过对豫西晚古生代煤中微粒体的研究提出了各向异性微粒体，对其次生成因提供了佐证。
Any creeds or factual assertions associated with these things, especially ones that make claims about the nature and origin of the natural universe, are at most secondary and often irrelevant.
任何与此相关的教义或断言，特别是那些对于自然界宇宙的本质和起源作出声明的教义或断言，充其量只是次要的，而且往往是无关宏旨的。
IceCube's array of detectors, more than 5,000 in total, can then determine the origin of the neutrino based on the trajectory of the secondary particles.
冰立方那超过5000台探测器的阵列会根据次级粒子的轨迹测定出中微子的来源。
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