main stem

干线

常用释义

词性释义

主干:指河流或溪流的主要水道。

主要街道:指城市或镇的主要街道或干道。
例句
  • 全部
  • 干线
The research suggests that to grow, they have to be able to export the hormone into the main stem.
这项研究提示说如果要生长,它们必须能够将这种激素输入主干之内。
有不分枝的植株在主茎的节上有无梗的花,不形成侧的穗状的花序。
叶(至少在主茎上)无梗;花瓣片状腺体通常全部浅。
我们必须抓住那根藤,不停地反向跟踪,直到找到主干。
The main stem, the main flow of the glacier is coming from the right and it's going very rapidly up that stem.
冰川的主干道,涌动的方向是从右边过来在主干道上变化得非常快。
The main stem of network upgraded, the branch of the network also should upgrade immediately.
网络主干升级了,网络的分支也应随之升级。
贮藏根段大小和埋藏深度对喜旱莲子草分株的主枝长和平均相对生长率均没有显著影响。
Auricles of stipules of radical leaves borne on lateral side of petiole; flowering stem developing as distal part of main stem.
胚根叶生于叶柄的侧的边的托叶的叶耳;花茎发展成为主茎的上部。
Then by longer main stem and branches, and large canopy, the vegetable had considerable capability to hinder wind-drift sands.
同时,其主茎和侧枝较长,覆盖度大,具有一定抗风沙能力。
对密苏里河干流水库长时间提前水文预报能力的潜在影响、
The anaesthesia was maintained with 1% isoflurane. After tracheotomy, an endotracheal tube was positioned in the left main stem bronchus.
吸入1%异氟醚维持麻醉,颈部气管切开行左主支气管插管。
树木的主干是一种有消度的几何体。
新的调查显示旁枝上的枝芽无法把它们的生长素输出到主枝条上,因为它太满了。
The main stem and fruiting branches of determinant types remain relatively.
有限生长类型的主茎和果枝较短。
However, the natural vegetation will be affected after the implementation of river training works of Tarim river main stem.
塔里木河干流治理工程实施后,将对天然植被的生境产生一系列的影响。
In June 2003 a consortium led by China Huadian power company announced plans to build 13 dams along the main stem of the Nu.
2003年6月,以中国华电公司(ChinaHuadian)为首一个集团宣布计划沿怒江主流建13座水坝。
The main stem length and biomass in winter were the lowest among four seasons.
冬季五爪金龙的主茎长度和生物量最低;
It. s the lateral shoot from the main stem of a plant.
这是分枝植株的主茎上长出的侧枝。
branches ascending or decumbent, nearly as long as main stem, somewhat glabrescent.
分枝上升的或外倾,近等长主茎,有点后脱落。
The shorter cuttings were not subject to lengthen the main stem in the understory.
切条越短,林下条件越不利于主茎的伸长;
树的分枝以下的主茎。
But we can examine here the mother fallacy that has given birth to this progeny , the main stem of the network.
但是我们能研究研究下这个体系中衍生其他谬论分支的主谬论,即整个谬论网络体系的主干。
Uniconazole treatment could decrease the cellulose and lignin content of main stem of soybean.
主茎纤维素和木质素含量在苗期体现不断增加的变化趋势。
Cut the main stem about 5cm (2in) below a leaf joint - use a clean, sharp knife to avoid crushing the stem when cutting.
在一对叶子连结点下5公分左右剪断要扦插的枝条--要使用干净、风力的刀具来切断,同时还要避免划伤枝条。
Herbs low, without a distinct main stem.
低的草本,没有一离生的主茎。
The vertical main stem has become more tilted towards the upstream direction.
法向枝晶向上游方向的倾斜角度越大;
Based on the data from the Yellow River, the man-induced side- branch water cycle and the main-stem water cycle are studied.
以黄河流域实测资料为基础,对侧支循环与主干循环进行了研究。
A tree is a tall, woody plant that usually has one main stem, or trunk.
树是一种高大的木本植物,通常有一根主干,或树干。
A shoot or branch arising form a main stem.
从主茎上分出的枝。
在营养生长阶段,高氮处理植株的主茎高度明显高于低氮处理的;
1·It is always a tough issue for both our road management department and theory field that how to solve the problem of investment and financing of common main stem road.
如何解决普通干线公路的投融资问题,是一直困扰着我国公路主管部门和理论界的难题。
同义词