结果表明,削片机主轴振动是一种混沌运动.Result indicates that combustion vibration of chippers chief shaft is a kind of movement of chaos.这些力的状况影响木片质量 、 削片能耗及削片机的载荷.The forces affect the quality of the chip, cutting energy consumption, and ...
哺乳类起源于中生代宛若原始的爬虫类.Mammals arose from a fairly primitive reptile in the Mesozoic era.丹巴地区自中生代以来经历了多期的变形 、 变质和岩浆作用.Danba area has undergone multiperiod deformation, metamorphism and magmatism since Mesozoic time.热储由中生代燕山期花...
I fell under the influence of a history master.我当时深受一位历史老师的影响。The boundaries between history and storytelling are always being blurred and muddled.历史和轶闻的分界向来是模糊而混乱的。With apologies to my old history teacher, who needs his...