裂足的 的英文怎麼說
中文拼音 [lièzúde]
裂足的
英文
fissiped-
Antipodal cells the three haploid cells found in the embryo sac of seed - bearing plants that migrate to the chalaxal end of the sac farthest from the micropyle
反足細胞:胚囊三次分裂形成卵細胞,助細胞和極核等,其中位於合點端的三個單倍體細胞稱反足細胞。Embryological studies reveal that megaspore and such cells as egg, synergid and antipodals in mature embryo sac initiate the division of forming haploid plants through embryogenesis or callus formation
胚胎學觀察揭示大孢子與胚囊內的卵細胞、助細胞和反足細胞均有可能在培養中啟動分裂,通過胚狀體或愈傷組織形成單倍體植株。At the first start up of a new reactor, primary source rods consisted of californium - 252 are inserted into the reactor to produce sufficient neutrons to initiate the first fission
反應堆在首次啟動時,會放入含有- 252 cf - 252的一次中子源棒,以提供足夠數量的中子進行初次核裂變。The protein nucleic acid complexes were identified by autoradiography for 48 h. the psg5heo and igfbp - 6 promoter pcat vectors were transfected into cos - 7 cells with iipofectamin2000 ; these cos - 7 cells where treated with 1 jxm e2, with lonm tcdd and with both lonm tcdd and 1 jxm e2, individually ; the cat protein was examined by cat - els a. results : the congenital skeletal defects in fetal rats were induced with 10 - 15ug / kg tcdd or with 100 - 140 mg / kg ra with dosage - dependence effect. the igfbp - 6 mrna in rat calvaria tissue and mc - 3t3 - el cells were increased with tcdd and ( or ) ra, whereas the cell proliferation and igf - 2 mrna in mc - 3t3 - el cells was decreased in the status of e2
結果: tcdd在大鼠胚胎發育時期具有骨骼致畸作用,骨骼發育畸形包括:內翻足、脊柱裂、顱面骨發育缺陷、無尾畸形等;隨著tcdd濃度的升高( 10一15林擴kg ) ,致畸率明顯上升( 14 . 7 %一24 . 6 % ) ; tcdd和ra聯合用藥可以增強對大鼠骨骼發育的致畸效應; e :對成骨細胞內igf一2基因有正性調節作用,對igfbp一6基因有負性調節作用, tcdd可以抑制e :對細胞內xgf一2和igfbp一6的調節作用。The world at large was less well prepared for the exploitation of nuclear fission.
然而對于核裂變的利用,人類社會還缺乏足夠的準備。Most damage of construction is due to the crack, so people always consider the beginning of crack as the sign of danger, it always makes people fear. with the development of economy in our country, the dimensions of construction is larger and larger, and the engineering is growing towards large - scale and complexity, because the refresh of material of concrete, the strength of concrete is improved, but a lot of crack appears in the engineering. in recent years, as the further development of economy in our country, the need of steel in the engineering is increscent, but the supply of steel in our country can not satisfy with the need, the price of steel is continuously rising, so it gives us a problem, we must save steel in designing construction and simultanentily controlling the crack of construction. so it gives us a new question on crack study
由於建築物的破壞往往始於裂縫,所以人們一般把裂縫的出現視作危險的徵兆,裂縫使人們產生恐懼感。隨著國家經濟的發展,工程建設規模越來越大,工程結構朝著大型化、復雜化的方向進展,隨著混凝土原材料的不斷更新,混凝土強度等級的不斷提高,在實際工程上出現了大量的裂縫問題。近年來隨著國家經濟的進一步發展,用於工程建設的用鋼量日趨增大,而國家的鋼材供應量不能滿足日趨增大的市場需求量,導致鋼材的價格不斷上漲,這就要求我們在節約鋼材用量的基礎上來設計控制工程中的裂縫問題,這也就給裂縫研究提出新的課題。This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code
本文對非荷載裂縫,特別是溫度?收縮裂縫進行了調查研究,並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析,發現國內外有關文獻給出的收縮計算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料粒徑和砂用量等因素的影響,計算出的混凝土收縮量往往偏小;另外, 《規范》中針對溫度?收縮裂縫的構造措施不足。Under the complex loadings, the surface flaws of large complex structures and the original defects of materials would initiate the propagation of micro three - dimensional ( 3d ) cracks, and result in catastrophic accidents. for the limitations of the traditional theories of two - dimensional cracks, the safety of actual structures containing 3d cracks cannot be guaranteed completely without the out - of - plane stress constraint
復雜應力作用下,宏觀復雜結構表面加工質量和材料本身固有缺陷以及外來損傷等會引起三維裂紋的萌生、擴展,最終導致災難性的破壞,而傳統二維裂紋理論在解決實際三維裂紋問題時出現不足,無法完全保障結構安全。Finally, an energy approach is combined with the fem in the simulation of the crack propagation along the fiber / matrix interface in a pull out process. the simulated results are in nice conformity with experimental results. the second part of the research deals with the characterization of the failure process in the fragmentation tests, which is one of the most frequently used test methods in studying thermal mechanical properties of fiber / matrix interfaces
在這一部分工作的最後,採用能量法與有限元法結合起來,模擬纖維抽拔試驗中裂紋的擴展:針對以往研究工作中的不足之處,在模擬中使用能量釋放率,在表徵界面破壞時,所使用的應力強度因子考慮了纖維和基體兩種材料的不同屬性,並考慮裂紋尖端的單元奇異性,來研究裂紋長度和溫度對裂紋擴展的影響。During the on - site experiment for full - scale segmental model of the girder, stress and cracks of the side - boxes were surveyed
進行標準梁段足尺模型試驗,觀測試驗模型橫向預應力鋼束張拉后,主梁邊箱測點的應變,以及模型表面混凝土裂縫的情況。The fellow eye of 11 patients had abnormal macular appearance, 4 presented with macular hole, and the others showed irregular surface, central yellowish deposits, mottling change, or pseudomacular hole
黃斑裂孔的成因是向多數因子所促成,諸如構造的薄弱,血液循環不足,老化,以及玻璃體的牽引等。The effects of goodroad enhanced asphalt mixture and glass fiber grid for resisting reflection cracking are proved by full - scale test, the resisting mechanism is analyzed, too
通過反射裂縫足尺試驗來評價goodroad增強瀝青混合料和玻璃纖維土工格柵對抑制反射裂縫的效果,對抑制機理做了分析。Because of the lack of understanding of its characteristic, in recent years the problem of masonry ' s crack have badly influenced masonry ' s function. if we have enough knowledge about the basic mechanical behavior of new material of block, and study the cause of crack, the emergence of crack can be avoided
但由於對其特性把握不足,近年來砌體建築墻體裂縫問題頻出,已影響到使用功能,只有充分的了解新型墻體材料的力學性能,研究裂縫產生的機理,才能更好的防止裂縫的產生。Pray for rain. the place is extremely very dry and ground cracks and no water along the place
這里土地目前已乾裂,求主降下充足的雨水來。Stem cells have the ability to act as a repair system forthebody, because they can divide and differentiate, replenishingothercells as long as the host organism is alive
幹細胞在人體中的作用相當於一套修復系統。只要主體還活著,幹細胞就能不斷分裂、分化、提供充足的新鮮細胞。Stem cells have the ability to act as a repair system for the body, because they can divide and differentiate, replenishing other cells as long as the host organism is alive
幹細胞在人體中的作用相當於一套修復系統。只要主體還活著,幹細胞就能不斷分裂分化提供充足的新鮮細胞。It was demonstrated that the values of domain strain decreased while the rate in reduction of the domain strain lowered with larger n. combined the xrd with sem results, the non - fracture mechanism of the sample when pure electric fatigue was applied can be described as : at an earlier stage of electric fatigue, the high repeated incompatible strain led the major fracture mode for the fatigued sample to be of inter - granular. the ability of domain switching in a - - > c of the sample along with the direction of an applied electric field kept dropping, hence, reduced the domain strain
結合xrd和sem觀測,提出了純電疲勞作用下試樣不會發生斷裂的機理:電疲勞初始階段,試樣中的非協調高應變導致沿晶微裂紋,隨著微裂紋的增加,使得試樣沿外電場方向發生a c疇的能力不斷降低,從而導致疇變應變減小,當應變減小到一定程度時,將不足以在試樣中引起新的微裂紋或使原有微裂紋繼續伸長。Introducing strain function y /, applying geometry equation, compatibility equation and constitutive equation to deduct the basis equation satisfied by i / / in mode iii crack problem, for different n, small area damage solution of i / is obtained by means of calculation
引入應變函數,應用幾何方程、協調方程和本構方程推導出型裂紋問題中滿足的基本方程,對不同的n值,通過計算可以得出的小范圍屈服解。Basing on past achievement, we analyzed and gained the damage expression, the craze stress expression in craze zone and the integral equation that the size of craze zone met, all of which changed with time, distance from crack - tip and crack growth ratio
分析得出本文實驗中銀紋區內損傷、銀紋應力隨時間、距裂尖位置的表達式及銀紋區尺寸所滿足的積分方程。Insufficient selfobject responsiveness may lead to fragmentation, a distressing affective ( emotional ) and cognitive ( mental - thoughts ) state indicating threatened self - cohesion
不充足的自體客體響應可能會導致分裂,這是一種痛苦的情感(情緒)和認知(心智-意念)狀態,它標志著自體的內聚性受到威脅。分享友人