为了降低功耗，减轻清选负荷，提高联合收割机的工作效率，试制了一种新型脱粒滚筒——短纹杆-板齿脱粒滚筒，并与钉齿脱粒滚筒进行了脱粒对比台架试验。
In order to lower power consumption, to reduce the cleaning load and to improve the efficiency of the combine harvester, a new threshing cylinder with short-rasp-bar tooth has been developed, and.
清和田白玉螭龙玉璧直径5.5厘米，高1厘米。正面高浮雕双螭龙，背面是乳钉纹。
Qing Dynasty and field Baiyu chi dragon jade Diameter 5.5 centimeters, height 1 centimeter. The positive high relief double chi dragon, back is the young nail grain.
图纹优美的青花瓷壶，雀喙嘴，马蹬形金属钉固定的壶柄，清乾隆(1736 - 1795)时期出口欧洲的外销瓷。
A well painted underglaze blue decorated, stirrup-handled, "sparrows beak" jug made in China for export to Europe during the reign of the Qianlong emperor (1736-1795).
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