目的调查黑龙江流域重要吸血双翅目昆虫蚊、蠓、虻的种类分布。
Objective to study the species distribution on mosquitoes, midges and horse flies of important blood-sucking diptera insect in Heilongjiang river valley.
模拟结果显示，未来水稻将减产9%，主栽区将北移至黑龙江流域；
The result of simulation shows that rice yield will decrease 9%, and the main planting area will move to Heilong River Basin.
古代的黑龙江流域缺少铜矿，青铜文化很不发达，因此，青铜器出土较少。
Because of the shortage of copper in Heilongjiang River area, the bronze culture is not popular with less bronze objects unearthed.
清初中俄两国在黑龙江流域的军事冲突因礼仪之争不但未能缓解，反而雪上加霜。
In the first years of the Qing Dynasty, the dispute of ceremony and propriety had worsen the military conflict of Sino-Russia in the Heilongjiang river valley like snow plus frost.
清初中俄两国在黑龙江流域的军事冲突因礼仪之争不但未能缓解，反而雪上加霜。
In the first years of the Qing Dynasty, the dispute of ceremony and propriety had worsen the military conflict of Sino-Russia in the Heilongjiang river valley like snow plus frost.
应用推荐