第二件，两周前的石油输出国组织会议经分歧结束，其成员国不同意提高产量。
Second, an OPEC meeting two weeks ago ended in disarray, with members disagreeing about higher production.
经抗病鉴定、系统选育和细胞学分析，选育出高产、抗白粉病的小麦新品种和农艺性状较好、抗白粉病的小麦新种质。
Through disease resistant identification, systematic selection and cell analysis, high yield varieties and new germplasm with good agronomic characters resistant to powdery mildes have been selected.
在微波辅助下，以廉价的腺苷为原料，经6步反应，以较高产率合成了具有重要生理活性的阿糖腺苷。
With the assistance of microwave irradiation, vidarabine is afforded in high yields through 6 steps, starting with adenosine, which can be obtained cheaply and conveniently.
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