9.He carefully examined the veins on the leaf under a microscope. (他在显微镜下仔细观察了叶子上的脉络。) 10.She collected different types of leaves for her biology project. (她为她的生物项目收集了不同种类的叶子。) 以上例句展示了leaf和leaves在不同语境中的用法,希望能够帮助你更好地理解和运用...
When___under a powerful microscope,the lotus leaf cells make up a rough surface.( ) A. examining B. examined C. having examined D. to be examined 【考点】过去分词表示被动意义. 【答案】B 【解答】 【点评】 声明:本试题解析著作权属菁优网所有,未经书面同意,不得复制发布。 当前模式为游客模式...
Cross section of a cotton leaf under the microscope.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、百度、360、招商银行、工商银行等
The efficiency of these materials is affected by the characteristics of the leaf surface, i. e. the retention or shedding of spray droplets.doi:10.1007/978-3-642-49764-3_127B. E. JuniperUniversity of OxfordSpringer Berlin HeidelbergJuniper, B. E.: Leaf surfaces under the electron microscope....
2、Linda plucked a leaf from the plant, examining it closely before putting it under the microscope.琳达摘下一片叶子,仔细检查后将其放在显微镜下观察。3、The pile of leaves in the yard was so high that the children could jump into it and disappear completely.庭院里的树叶堆积如山,...
Ultra-thin sections were cut with an ultra-microtome (Ultracut, Reichert-Jung) and observed under a transmission electron microscope (TEM300, Itachi) operated at 75 kV. Atomic force microscopy The Young’s modulus of LVD tissues was measured using AFM (NanoWizard 4 XP BioScience, Bruker). ...
“People have known for a hundred years that ants have a whitish growth onthe cuticle,”said Dr. Mueller, referring to the insects’body surface. “People wouldsay this is like a cuticular wax. But Cameron was the first one in a hundred years to put these things under a microscope. He...
light (Table3, Fig.3a). In each treatment, 10 jars were inoculated and each jar contained five root explants. After culture for 40 days, the number of adventitious shoots and somatic embryos was assessed based on their shape and appearance under a microscope (BDS200, OPTEC, Chongqing, China...
The leaf veins are well preserved and clearly visible under a low power microscope. Leaf architectural analysis shows that such a leaf should belong to the first leaf rank of Hickey, i.e. the most primitive one. There are no early angiosperm leaves published completely similar to ours. A ...
[Method] The chloroplast form of albino leaf of oleander in different developmental stages was observed under optical microscope and the composition of the photosynthetic pigment in albino leaf was analyzed with the technique of plate chromatography.[Results] There was no significant difference in ...