root valve是什么意思

网络释义

用法例句

Studies on the root-invading fungi of Astragalus adsurgens;

沙打旺根部入侵真菌的研究

Study on the relationship between the anatomical structure of roots and the growing of Juglans regia;

核桃根部解剖结构与生长势的关系

Components and Concentration of Glucosinolates in Shoots and Roots of Different Turnip Cultivars

不同品种芜菁地上部和根部硫代葡萄糖苷组分及含量

The part of a plant embryo that develops into a root.

胚根，小根能长成根部的植物胚部分

arising from or going to the root.

源自根部或去往根本。

roots of teeth [circular saw]

锯齿的根部〔圆锯〕

To cover(a plant)with a mound of soil.

（在植物根部）培土

The edible root of the beet.

甜菜根甜菜的可食的根部

The roots are more tender than the tops.

根部比树冠更柔嫩。

But the sugar comes from the root.

产的糖来自其根部?

disease characterized by root decay; caused by various fungi.

根部腐烂的一种植物

tread the earth down around the roots

把根部周围的泥土踩实

Earth up the roots of a newly-planted tree

壅土覆盖新栽树的根部

Place the bottom of one hand over the upper part of the stomach.

将手掌根部放到患者胃的上半部，

bottom or rooted member of a graft

嫁接作物的基部生根部分

Effects of Drought Stress on Rhizosphere Enzyme, N, P, K and Root Organic Acid

干旱对根际土壤酶、氮磷钾及根部有机酸的影响

The root of this plant or the red dye extracted from the root.

紫朱草根，紫朱草素该种植物的根或从其根部提取的染料

Identification of Nematodes in Rice Root and Pathogenicity of Rice-root Nematode and Root-knot Nematode to Rice;

水稻根部线虫鉴定及潜根线虫根结线虫对水稻的致病性

small genus of bitter-rooted herbs of eastern North America and Asia; sometimes placed in family Melanthiaceae.

北美洲东部和亚洲的根部苦味的一个草本小属。

Some plants keep all of the medically important ingredients in their roots.

有些植物的根部保有全部的重要医用成分。

human hair arranged so that the root ends and tips are respectively together

人发,经整理以便让根部和梢部分别排在一起