cross section of a portion of a mature stem成熟茎的部分横切面 cross section area of a conductior【电】 导体的截面积 protion of a cross section of a petiole叶柄部分横切面 a portion of一部分的…;一份,一客 a small portion of the germinating一小块萌发的种子 ...
1)the cross section of stem茎横切 英文短句/例句 1.Methods The leaf, stem, seed and powder were studied phy t otomically and its chemical constituents identified qualitatively by TLC.结果获得了茜草藤横切面组织构造简图、草藤茎横切面详图、末特征图及其化学成分试验结果。 2.Comparison of the Stem ...
1) the cross section of stem 茎横切例句>> 2) Stem transverse section 茎横切面 例句>> 3) prostrate stem 横卧茎4) Calophyllum membramaceum 横茎席5) crosscut [英]['krɔskʌt] [美]['krɔs,kʌt] 横切 1. A large number of crosscut problems still exist while improving ...
The cross-section of a primary stem may have a more or less angular to cir-cular outline. However, it can take on one of a wide range of forms, some of which assist in the identification of a family, as in Labiateae, where the sec-tion is square, or may help to distinguish gener...
Cross-section Stem to show annual ring 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
Stem cross section of monocot and dicot plant,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、工商银行等数万家
求翻译:cross-section coefficient of Round stem是什么意思?待解决 悬赏分:1 - 离问题结束还有 cross-section coefficient of Round stem问题补充:匿名 2013-05-23 12:21:38 null 匿名 2013-05-23 12:23:18 横截面系数的圆针 匿名 2013-05-23 12:24:58 圆的词根短剖面系数 匿名 2013-05-23...
ˈcross-ˌsection noun [countable] 1 something that has been cut in half so that you can look at the inside, or a drawing of thiscross-section of a cross-section of a plant stemin cross-section The roof beams were 50 centimetres square in cross-section....
解析 A。解析:单子叶植物茎(Monocot stem)在横切时呈现出环状模式。双子叶植物根(Dicot root)横切结构较复杂但不是环状;单子叶植物叶(Monocot leaf)横切没有这种典型的环状;双子叶植物花(Dicot flower)结构复杂,横切不会是环状模式,所以B、C、D选项错误。
Inside the protective sac of the scrotum lie the testes, a pair of oblong glands that produce sperm, the male gamete, and the hormone testosterone. The testes produce billions of sperm cells throughout a lifetime from stem cells in their inner walls. Maturing sperm pass through tiny tubules...