济阳坳 陷白垩系沉积特征的研究程度较 低，使得这一层位的油气资源勘探存在较大风险。

There exists high risk for oil-gas resource exploration owing to the low study of sedimentary characteristics of Cretaceous in Jiyang depression.

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天然橡胶和复合橡胶在许可证管理和关税税率方面存在较大的差异，使海关对复合橡胶的进口监管面临着较大风险。

There is obvious difference in licence management and tariff tax rate between compound rubber and natural rubber, it brings a certainty difficulty to the custom.

youdao

天然橡胶和复合橡胶在许可证管理和关税税率方面存在较大的差异，使海关对复合橡胶的进口监管面临着较大风险。

There is obvious difference in licence management and tariff tax rate between compound rubber and natural rubber, it brings a certainty difficulty to the custom.

youdao