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cretaceous
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*[kri'teiʃәs]\na. 白垩系的, 白垩纪的\nn. 白垩纪, 白垩系\n【医】 白垩的
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详细解释：
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以下为句子列表：
英文: Abstract: Through statistical analysis of the rock mechanic properties of upper Jurassic and Cretaceous red mudstones, siltstones and sandstones in the middle Sichuan Red Basin, the range of their compressive strength, the features of the shearing strengt
中文: 文摘:对川中白垩系、侏罗系的泥岩、砂岩、泥质粉砂岩的抗压强度进行统计分析，得出红层岩石作为地基时抗压强度的范围值供设计参考，对泥岩、砂岩的其他力学性质进行了评价。
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英文: According to coring observation, a lot of well logging and seismic data, sedimentary facies types and their distribution in Cretaceous of Jiyang depression were comprehensively studied, and the primary controlling factors were analyzed.
中文: 在系统观察岩心的基础上，结合测井、地震等资料，对济阳坳陷白垩系沉积特征进行了综合研究，并探讨了沉积的主要控制因素。
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英文: According to different dimensions, the cretaceous groundwater basin can be divided into many groundwater flow systems.
中文: 摘要以不同的研究尺度，白垩系地下水盆地可以划分为若干地下水流系统。
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英文: As viewed from the hydrogeochemistry of Cretaceous groundwater in the south of Baiyu mountain of the Ordos basin, the article is focus on the groundwater horizontal distribution and the water chemistry about surface water base-flow.
中文: 摘要主要从水文地球化学的角度，以鄂尔多斯盆地白于山以南地区白翌系地下水的水化学水平分带和地表水基流水化学特徵为主要依据，结合地质构造格局及岩相古地理条件，分析研究了该区白翌系地下水的补、径、排条件。
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英文: A NEW EARLY CRETACEOUS BEETLE FAMILY——MAGNOCOLEIDAE FAM.NOV.(INSECTA: COLEOPTERA) IN HEBEI PROVINCE
中文: 河北早白垩世一个新科大鞘甲科——Magnocoleidaefam.nov.(Insecta:Coleoptera)
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