Under the certain condition,the closure of(u+k)-orbit of the univalent-like operator is characterized and the result that the univalent operator is in the closure of(u+k)-orbit of the univalent-like operator is proved.
在一定条件下,刻画了类单叶算子的(u+k)轨道闭包,并证明了单叶算子包含在类单叶算子的(u+k)轨道闭包中。
A flattened branch or stem that performs the function of or resembles a leaf, as in the Christmas cactus.
叶状枝，代叶枝；代叶茎起到叶子功能或类似叶子的扁平树枝或茎，如蟹瓜上的
resembling ferns especially in leaf shape.
类似于蕨，特别是在叶子的形状上。
Chinese larchlike deciduous conifer with golden yellow leaves.
中国一种类似于落叶松的每年落叶的针叶树，金黄色叶子。
Cladophyll:a branch or portion of a stem that resembles and functions as a leaf.
叶状枝茎的:分支或其一部分,类似于叶子并具有叶的功能.
A branch or portion of a stem that resembles and functions as a leaf.
叶状枝茎的分支或其一部分，类似于叶子并具有叶的功能
The pattern of the secondary growth of the soybean root is similar to that of most dicots.
大豆根次生生长的类型和多数双子叶植物相似。
Similar to or resembling a leaf.
与叶相似的或象叶子的
grass often cultivated for its long white-ribbed leaves and large plumes resembling those of pampas grass.
叶子有长长的白色肋状叶脉的草本植物，有类似蒲苇的大翅。
A tealike beverage prepared from the leaves of this plant.
阿拉伯茶叶用这种作物的叶子做成的类似茶的饮料
stiff leathery-leaved fern of western North America having ovate fronds parted to the midrib.
叶子坚韧似皮革的蕨类植物，分布在北美西部，有卵形的叶子，中间有叶脉分开。
The expanded part of a leaf or petal. The term is often loosely used to include the entire leaf of grasses and similar plants.
叶片叶子或花瓣的展开部分。此词经常被不严格地用于泛指草和类似植物的叶子总称
pertaining to or resembling or functioning as a bract.
关于、类似于苞叶，或具有苞叶的功能。
any of various plants of the genus Abronia of western North America and Mexico having flowers resembling verbena.
美国西部和墨西哥产的任何一种叶子花属的植物，花类似马鞭草。
A swamp or bog formed by an accumulation of sphagnum moss, leaves, and decayed matter resembling peat.
厚苔沼类似泥炭地的沼泽地，由水藓、叶子和腐烂物质的堆积物形成
A shrub or tree, such as the mountain laurel, having a similar aroma or leaf shape.
月桂属的树木具有类似芳香和叶子形状的灌木或乔木，如山月桂
small sandpiper-like shorebird having lobate toes and being good swimmers; breed in the arctic and winter in the tropics.
类似矶鹞的滨鸟，脚趾呈叶子形，是游泳好手；北极繁殖，热带过冬。
any of various plants of the genus Cacalia having leaves resembling those of plantain.
蟹甲草属中的任一种植物，具有类似于车前草的叶子。
erect perennial of wet woodlands of North America having leaves and flower buds resembling those of soapwort.
北美洲潮湿的林地中的多年生植物，叶子和花蕾类似肥皂草的叶和花。