secondary vector

常见例句

Orientation can be difficult to perceive with some shapes or at small sizes, though, so it's best used as a secondary communication vector.
在某些形状下，或者尺寸较小时，方位是比较难以察觉的，因此它最好作为次要的传达矢量。
The secondary velocity vector plots show that the migration of the secondary vortex across the main flow was influenced by flow rates which made the centrifugal and Coriolis force changing.
二次流矢量图表明流量的改变影响了离心力和哥氏力在流动中的作用，导致在垂直于主流方向引起截然不同的二次涡旋流动。
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In recent years, Aedes albopictus, a secondary dengue vector in Asia, has become established in the United States, several Latin American and Caribbean countries, parts of Europe and Africa.
白纹伊蚊是亚洲第二种登革热传播媒介，近几年已在美国、几个拉丁美洲和加勒比国家、部分欧洲和非洲国家扎下了根。