端向天體 的英文怎麼說
中文拼音 [duānxiàngtiāntǐ]
端向天體
英文
end-on object-
The theory of landscape ecology about drastic disturbance of landforms has been richened. a practical way could be found to identify the final direction of artificial ecosystem succession. moreover, the results can be applied into study the land reclamation and ecological rehabilitation of the developed opencast mines and developing ones in loess plateau
本研究結果的學科價值:豐富了極端生境下劇烈擾動地貌的景觀生態學理論，為確定人工正確誘導下的礦區生態演替方向提供了可借鑒的方法和途徑;應用價值主要體現:研究結果適宜於我國黃土高原正在開采和將要開採的大型露天煤礦的土地復墾與生態重建。Abstract : compared with soil destroyed pattern of vertical force and its controlled factor of bearing capacity, it is concluded that pile capacity and its tip resistence have some difference when soil with the same physical mecanic property is used as natural foundation and pile tip resistent layer. whereas the middle weathering rod stratum hasn ' t this property, that is to say it has the same bearing capacity and pile tip resistence
文摘:通過豎向荷載下土（巖）體的破壞模式及其承載能力控制因素的比較，論述了物理力學性能相同的土層作為淺基礎的天然地基與樁端持力層時，承載力值與樁端阻力值應存在一定的差異；而中（微）風化程度的同一巖層作為天然地基與樁端持力層時，不具有這方面的差異性，承載力值與樁端阻力值應該相等。Network education teaching on internet divides into synchronous and asynchronous teaching two classes. the synchronous teaching transfers the multimedia classroom ’ s scene and teacher ’ s media in teaching with ddn / adsl / atm and sky satellite to distance classroom at real - time by internet audio and video technology so that the teacher questions their students and their students ask the question as well or the students consult their teacher, which realizes the similar teaching at a classroom. the courseware on demand ( cod ) is a important study method in asynchronous teaching, that the courseware was stored in the computer server, the student demand the courseware according to their plan to self - study, accompanying that the teachers answer the students ’ question on internet, bbs at the same time, which complete the asynchronous teaching
利用internet實現網路教學可以分為同步式和異步式兩種:同步式教學主要應用internet的網路音視頻技術，通過地網（ ddn / adsl / atm ）或天網（衛星）將多媒體教室中教師授課內容和授課情景實時轉播到遠端多媒體聽課教室，學生可在遠端即時回答老師的提問或向老師提問，實現了與真實課堂類似的實時互動式教學;異步教學的重要學習方式是課件點播（ coursewareondemand ） ，即將多媒體課件放在服務器上，學生依據個人學習進度通過網路點播所需課件進行自主學習，同時與教師在網上輔導答疑、網上討論等環節相結合，完成網路教學的異步教學過程。Dr ching said that any person feeling unwell should seek medical advice immediately
程卓端醫生說，市民如因炎熱天氣感到身體不適，應立刻向醫生求診。分享友人