在过去的200万年里，寒冷的冰期与较暖和的间冰期交替出现。
Over the past two million years, colder glacial periods have alternated with warmer interglacial periods.
内吸性杀菌剂与保护性杀菌剂交替使用可以延缓抗药性的出现。
Alternate use of systemic and protectant fungicides may delay the onset of resistance.
形成Z-DNA通常需要一段交替出现的胞嘧啶与鸟嘌呤碱基。
To make Z-DNA typically requires a stretch of alternating cytosine and guanine bases.
周期振荡与混沌运动相互嵌套、交替出现。
It is found that periodic oscillation and chaotic motion are inlaid with each other and appear alternately.
裂纹的增长过程是一个裂纹尖端延伸与延性裂纹启裂持续地交替出现的过程。
The crack growth process is a continuous process of alternating crack-tip stretching and ductile crack cracking.
耗散结构与混沌态在河型转化过程中交替出现，就可能会形成不同的河型。
When the dissipative structure and the chaotic state form alternately, the river may develop in different patterns.
储层中泥质白云岩与粗结构藻白云岩韵律性的岩性剖面，纵向上储层与非储层交替出现，孔洞的发育顺层分布，形成同层渗透带；
In cycled lithologic sections of argillaceous dolomite and coarse texture algae dolomite, reservoir and non-reservoir alternately appear, which make pores and caves growing along the layer.
陆生植物与湖沼相动物化石的交替出现，反映了盆地北缘侏罗纪湖泊、沼泽与低山相间分布的古地理面貌。
The alternative occurrence of terraneous plant and animal fossils represents a palaeogeographic feature with the mosaic-distribution of lakes, marshes and low hills.
在这个意义上，玩乐与工作形成了鲜明的对比，它通常可视为一项与工作交替出现的活动。
In that sense play stands in contrast to work, and is usually regarded as an activity that alternates with work.
菱形块体的现今水平形变以左旋走滑运动为主 ，垂直形变速率较低 ，且呈上盘抬升与下降交替出现的运动特征 ；
The left-lateral strike-slip movement is the main horizontal deformation, the rate of the vertical deformation is less than horizontal deformation, and showed the…
菱形块体的现今水平形变以左旋走滑运动为主 ，垂直形变速率较低 ，且呈上盘抬升与下降交替出现的运动特征 ；
The left-lateral strike-slip movement is the main horizontal deformation, the rate of the vertical deformation is less than horizontal deformation, and showed the…
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