背葉 的英文怎麼說
中文拼音 [bēiyè]-
Description : evergreen trees, up to 25 m high ; twigs, buds, petioles, abaxial surfaces of leaves and peduncles covered with yellowish brown rigid hairs
形態特徵:常綠喬木,高達25米;小枝、芽、葉柄、葉背和花梗均被黃棕色糙伏毛。Early leaf development is artificially divided into three main stages : the initiation of leaf primordium, the establishment of leaf adaxial - abaxial polarity, and the expansion of leaf blade
早期葉片發育包括三個主要過程:葉原基的起始,葉片腹背性的建立和葉片的延展。3 ) we try to import the bayesian adaptation, which is widely used in speech recognition, into speaker verification. we use bayesian maximum a posteriori estimation training a speaker model from background model, to solve the problem of model miss matching in speaker verification system
3 )為了解決說話人確認中存在的模型不匹配問題,嘗試將語音識別中的貝葉斯自適應演算法引入到基於高斯混合統一背景模型的說話人確認系統。Leaves leathery, elliptic - lanceolate or broadly oblanceolate, 4 - 13 cm long and 2 - 4 cm wide, apex acuminate to acute, base cuneate, margin revolute ; petioles 0. 7 - 1. 5 cm long, base slightly swollen
葉革質,橢圓狀披針形或闊倒披針形,長4 - 13厘米,寬2 - 4厘米,頂端漸尖或急尖,基部楔形,邊緣背卷;葉柄長0 . 7 - 1 . 5厘米,基部稍腫大。And at your feet is a swath of ants bearing triangular bits of green leaf
在腳下,則有一長列螞蟻背負著三角形的綠葉碎片。Clusters of tiny insects called aphides were to be found on the underside of the leaves.
樹葉的背面布滿了一簇簇叫作蚜蟲的小蟲。Leaves leathery, ovate, obovate, elliptic or obovate - elliptic, 4 - 9 cm long and 1 - 4 cm wide, with 3 - 6 obtuse teeth on each side ; abaxially with tufts of hairs at axils of veins ; lateral nerves 7 - 10 pairs
葉革質,卵形、倒卵形至橢圓形或倒卵狀橢圓形,長4 - 9厘米,寬1 - 4厘米,每邊有3 - 6鈍齒,側脈7 - 10對,背面脈腋有小毛叢。Study on the species diversity of plant community and coniferous bark beetles community diversity in niubeiliang nature reserve
牛背梁自然保護區植物群落和針葉樹小蠹蟲群落物種多樣性研究Romeo and juliet, the blurb explains, is set in modern - day japan
書背的介紹解釋說,羅密歐與茱麗葉場景設在現代日本。As the frog usually lives on ground or inside fallen leaves, its body colour and marking on the back can therefore match with its surrounding environment and provide camouflage effect for the frog
因為它們多數棲于地面或枯葉堆里,所以它們背部顏色及其斑紋,便會與其周遭環境的顏色相近,從而產生保護作用。The main roosting place is in needle broadleaf forest and broadleaf forest. most often seen birds include blue back tit, crown feather throstle, chinese bulbul, yellow - throated minivet, toucan, sparrow, white wagtail, gray wagtail, yellow wagtai and zosterops japonica japanese white - eye etc. in the stream valley, bird species that can be seen is very little. however, what can be seen is lead color water fieldfare that is quite many
武陵地區共觀察到77種鳥類,主要棲息在針闊葉林與闊葉林,常見的有青背山雀、冠羽畫眉、白頭翁、紅山椒鳥、巨嘴鴉、麻雀、白?令、灰?令、黃?令、綠繡眼等;溪谷可見的種類最少,但可見到數量頗多的鉛色水鶇。Recently the theory of executive control of pfc was emphasized, and also different behavior was adjusted by different executive function : the anterior cingulated cortex is thought to play a role in monitoring competition between two conflicting processes during task performance ; the dorsolateral prefrontal cortex participates in active suppres sion of inappropriate movement and behavior
以前的研究表明:前額葉是工作記憶的重要部位,背外側前額葉皮層( dosolateralprefrontalcortex )與物體形狀、顏色的工作記憶有關,而腹側前額葉( ventralprefrontalcortex )與物體空間位置的工作記憶有關。Camellia granthamiana is a type of tree, its leave alternate, elliptical, coriaceous, margin with small blunt teeth. upper leaf surface is shining darkgreen, lower is paler and with veins protruding and clearly marked
大苞山茶是一種常綠喬木,葉互生,橢圓形,具革質,葉面光亮深綠色,葉背色淡,有清晰葉脈琥凸出,而葉緣具細小的純。Camellia granthamiana ) is a type of tree, its leave alternate, elliptical, coriaceous, margin with small blunt teeth. upper leaf surface is shining darkgreen, lower is paler and with veins protruding and clearly marked
大苞山茶是一種常綠喬木,葉互生,橢圓形,具革質,葉面光亮深綠色,葉背色淡,有清晰葉脈琥凸出,而葉緣具細小的純齒。On the contrary, upon viewing the work s dragon fruit, with its delicious white meat and purple - brown peel lying among verdant broad leaves, the viewer experiences only sweet and cozily intimate memories of the past. nostalgia size 33 x 45 cm
畫家也用延伸的手法表達歸鄉的情懷,鄉愁那幅畫沒有一點離鄉背井的愁,反而看到火果的紫皮白肉襯托在綠葉之中,讓人欣賞到故鄉的甜蜜情思。The gaba - like immunoreactivity of antennal lobes are more prominent than dorsal lobes
嗅葉gaba免疫陽性反應比背葉顯著。Firstly, the reasearch history on the subfamily macropsinae is reviewd ; in the morphology part, the taxonomic characters and terms are outlined ; in the biology and economic importance section, some known host plants and 3 important leafhoppers that carry virus are recorded ; zoogeographical analysis shows that most of the chinese genera and species are found in southwestern china and center huazhong ; finally, 45 species of 11 genera in the tribe macropsini are recognized, of which 26 species and 4 genera are new to science, 2 genera and 9 species are newly recorded from china, and 2 species are transferred as new combinations. keys are given to all the generic and specific taxa concerned
論文根據現有標本對中國廣頭葉蟬亞科進行了系統的分類研究,全文共記述了廣頭葉蟬11個屬共45種,包括4新屬、 26新種、 2中國新記錄屬、 9中國新記錄種、 2新組合;編制了分屬、種檢索表,繪制了全部新種的外部主要形態特徵圖和雄性外生殖器圖,文末附有主要參考文獻和索引。新分類單元、新組合、新紀錄如下:新屬:彎背葉蟬屬doroflexusgen . nov . 、指突葉蟬屬digitalsgen . nov . 、細突葉蟬屬tennuisimusgen . nov . 、闊唇葉蟬屬expansusgen . nov . 。The method takes advantage of bezier curve to work out a set of blade profiles of centrifugal pump, using thickening law to thicken the profiles. then the pressure and suction lines of the blade can be obtained. it takes advantage of bezier surface to create pressure and suction surface and makes use of mdt software to create the three - dimensional blade entity
首先採用速度系數法計算得到離心泵葉輪的基本參數,再由b zier曲線生成一組葉輪葉片型線,按照加厚原理對型線進行加厚,得到正背葉片線,再採用張量積b zier曲面生成葉片正背面,由mdt進行三維實體造型得到葉片,從而得到流場計算區域的模型。To ensure the charging pump working reliably, the following measures should be adopted : ( 1 ) adopting modified circular casing to reduce the radial force of the impeller and decrease the seal clearance ; ( 2 ) using radical ribs on impeller and helical sealing on shaft to realize minor pressure differential ; ( 3 ) using back pressure stuffing box to ensure sealing under small packing force ; ( 4 ) adopting self - lubricant flexible graphite stuffing for absorption of solids entering in the graphite in case of leaking
為確保灌注泵可靠工作,提出改進措施: ( 1 )採用改型環形泵體降低葉輪的徑向力,減小軸封間隙,抑制泄漏; ( 2 )採用背葉片降低葉片根部壓頭,獲得微壓,使軸封兩端承受較小壓差; ( 3 )採用螺旋密封降低軸封兩端壓差,在保持微壓的同時避免出現負壓,密封效果更好; ( 4 )採用反壓式填料密封結構,在很小的壓緊力下,即可保證密封; ( 5 )採用具有潤滑功效的柔性石墨填料,即使發生軸封泄漏,進入石墨內部的固相顆粒也將隨著石墨的消耗而被鉆井液吸收。Light green, small, round, thin, glossy, soft, velvety, tightly bunched / pale back ; randomly curved petioles. usually single crown
亮綠色小而圓的薄葉,葉面光滑柔軟,植株緊密,淺色葉背,葉柄常有彎曲。通常是單個頂芽形態。分享友人