主脉

na.main vein; chief vein

网络释义：midrib; Main nerve; principal vein

网络释义

na.1.main vein; chief vein

1.midrib midpfe 中年期 midrib 中脉; 主脉 migration 迁移 ...

2.Main nerve "区划主线"," Main frame" "主脉"," Main nerve" "主产物"," Main product" ...

3.main vein ... 348 "叶镶嵌” leaf mosaic 349 "主脉” main vein 350 "外珠被” outer integument ...

4.principal vein primordial vein 原菌幕 principal vein (同翅亚目昆虫)主脉 pseudocubital vein 拟肘脉 ...

5.main veinsade)、叶基(base)、叶脉(veins)、 主脉(main veins)、次脉(side veins)、叶尖(apex)、叶缘(margin)。

6.primary veinsvenation):叶脉为网状的排列,具三或更多的主脉(primary veins),且这些主脉大部份均系从叶柄连接处分歧衍生而来.这种型式的 …

7.midrib or midvein (lyrate) 琴状分裂 12. (midrib or midvein) 主脉 2. (lateral vein or nerves) 侧脉 3. ...

1.Because Mount Jade was built by Euro-Asia plate and Phipppine plate, it has an elevation of 3952 meters, and a cross shape.玉山山块因欧亚板块和菲律宾板块相挤撞而隆起，主脉略呈十字型，海拔3952公尺。

2.Ciscaucasia: steppe land of southeast European U. S. S. R. in the Caucasus north of the main range of the Caucasus Mountains.内高加索，北高加索：苏联欧洲部分东南部高加索地区的干旷草原，位于高加索山脉主脉以北。

3.Leaf thickness, leaf saturated water content and vein thickness increased with decreasing temperateness .叶片厚度、饱和含水量和主脉厚度均随着温和度的降低而增大。

4.Stamens attached to basal part of corolla tube; leaf venation obscure, reticulate but primary veins raised.雄蕊着生基部花冠筒深裂；除了主脉不明显，网状的叶脉提高。

5.The mechanical tissue flakily situated in the downside of the main vein and the bigger lateral veins.机械组织成片存在于主脉和较大侧脉靠下表皮侧。

6.leaf blade pnear to elpptic-ovate, subppcate veined, with conspicuous, transverse veins between main, longitudinal veins, glabrous.叶片线形到椭圆形卵形的，脉近具褶，在纵向主脉间具横向脉，无毛。

7.abaxial surface scaly, sometimes also uniformly woolly, or pubescent or strap-shaped-setose along main veins.背面有鳞，有时也均匀具绵状毛，或沿着主脉短柔毛或舌状具刚毛的。

8.Now dreamtime has expanded to become global again and run through each major chakra center upon earth.现在，梦想层再次扩展成全球大小，并透过地球上每个主脉轮中心而运作。

9.bundle is well developed. The bundle sheath is composed of idioblasts.主脉发达，有异细胞组成的维管束鞘，具双生韧皮部。

10.main vein impressed adaxially and prominent abaxially, lateral veins obscure and reticulate before reaching margin.主脉正面凹陷和突出背面，侧脉不明显和网状在到达给镶边之前。