还对中梁山长兴组腕足动物的时代特征进行了讨论，并与邻区同期的腕足动物群进行了比较。
It has also dealt with the age of Brachiopoda, and correlated the Brachiopoda with those in the neighborhood in the same age.
结果江宁县1991/ 1999血吸虫患者群检出率呈明显下降趋势，然而同期钉螺面积变化呈徘徊态势。
RESULTS The detectable rate of Schistosomiasis in Jiangning County from 1991 to1999 showed an obvious downtrend, but the area of snail distribution lingered on at the same time.
扬子区早志留世珊瑚群与澳大利亚东部、北美东部同期珊瑚也有一定的相似性。
There are also resemblances among Early Silurian rugose coral faunas of the Yangtze region, eastern Australia, and eastern North America to some extent.
对这4个阶段的牙形石动物群和华北、华南同期牙形石动物群进行了详细的对比。
In this paper, a detailed comparison is made between the four phases in the Tarim Basin and the corresponding faunas in South China and North China.
对这4个阶段的牙形石动物群和华北、华南同期牙形石动物群进行了详细的对比。
In this paper, a detailed comparison is made between the four phases in the Tarim Basin and the corresponding faunas in South China and North China.
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