The study area is composed of sandstone & conglomerate reservoir of alluvial fan & fan delta, which belong to sha3 lower member and sha4 upper member of lower tertiary of yong " an town oilfield in dongying depression. the target stataum develops in the hanging wall of the synsedimentary fault in the scarp zone of dongying depression. the frequently intense movements result in the variation of sandstone and conglomerate reservoir and the evolution of the time and space of sha3 lower member and sha4 upper member in yong " an town oilfield
研究區是東營凹陷永安鎮油田沙三下段、沙四上段的沖積扇和扇三角洲砂礫巖體，目的層發育在東營凹陷
陡坡帶同生斷層的下降盤，因斷層多期強烈活動，導致永安鎮油田沙三下段、沙四上段的砂礫巖體成因類型多，時空演化
變化大，在扇根一帶小層對比難度大，給油田開發帶來很大的難題，在這種背景下進行流動單元研究難度更大。
At the first outset, heavy, miry ground and a matted, marish vegetation, greatly delayed our progress ; but by little and little the hill began to steepen and become stony under foot, and the wood to change its character and to grow in a more open order
一開始，泥濘難走的地面和亂蓬蓬的沼澤植物大大地耽誤了我們趕路。但坡面逐漸趨于
陡峭，腳下的土質趨于結實，樹木
變得高大稀疏，我們正走近的是整個海島最迷人的地方。
Depending on the intensity of the deforming forces the folds may be gentle, sharp, overturned, or overthrust.
根據
變形力的強度，褶皺可以是平緩的，
陡峭的，倒轉的，或逆掩的。
The frontal structure of longmenshan in the west of sichuan is very complex, showing intense structure deformation in overthrust belt, high structure amplitude, steep stratigraphic dip, developed fault blocks, complex seismic wave field, frequent change of lateral velocity, and poor image of post - stack time migration processing
摘要川西龍門山前緣構造非常復雜，逆掩推覆構造帶構造形
變強烈，構造幅度大，地層傾角
陡，斷塊發育，地震波場復雜，速度橫向
變化大，常規疊后時間偏移處理成像效果較差。
Owing to complicated earth ' s surface condition such as the steep stratum outcropping of front - zone of mountain or the huge thick gravel stratum ' s overlay and earth ' s surface large undulation, complicated underground geology structure developed extremely such as thrust and overthrust nappe, and violent change of the lateral velocity, etc. in front - zone of mountain there are a series of problems such as serious secondary disturbance and low signal - to - noise ratio in seismic exploration gathering
由於山前帶高
陡巖層出露或巨厚礫石層的覆蓋、地表起伏大等復雜的地表條件、逆沖和逆掩推覆等復雜地下地質構造發育、速度橫向
變化劇烈等原因，造成了山前帶地震勘探資料採集存在次生干擾嚴重和信噪比低等一系列問題。
The number of snow flakes carried in the rain has increased abruptly, and the view has become vaguer than ever
雨中的雪花
陡然間增多了，遠遠近近愈加
變得模模糊糊。
This article through installs the reactor with air core in the transformer substation transmission, to control the thunder electric wave amplitude and steepness in the transformer substation ; through over voltage on - line monitoring device testing, inquire into lightning protection of the reactor with air core
本文通過在
變電站的輸電線路的出口處加裝空心電抗器，對通過輸電線路侵入
變電站的雷電波的幅值和
陡度進行抑制；並通過安裝過電壓在線監測裝置進行測試的方法，初步探討了空心電抗器防雷的作用。
We apply the agrawal ' s theory model of soa, and study the temporal characteristics of the output pulse for input picosecond optical pulses with different sharpness edges passing through a semiconductor optical amplifier, and find that the peak power and the pulse width of the output pulse depend on the input pulse peak power, the sharpness degree of the input pulse edge and the bias current of soa
本文應用agrawal的關于soa理論模型，詳細研究了具有不同
陡峭邊沿的皮秒超高斯光脈沖經soa后的時域特性的
變化，發現輸出脈沖的峰值功率、脈沖寬度與輸入脈沖的峰值功率、輸入脈沖邊沿的
陡峭程度以及soa的偏置電流密切相關。
Based on the review of petroleum exploration in the south margin of junggar basin in the past half century, the difficulties of piedmont exploration in different phases are summarized as follows : complex structures : large variability in reservoir quality and difficulty in predicating its scale ; inaccurate image of seismic data ' s migration processing in complete trough structural belts ; requirement for high technology of drilling, etc
摘要通過對準噶爾盆地南緣半個多世紀的油氣勘探歷史回顧，確定了山前勘探各個階段所面臨的主要難點：構造存在多解性、儲層質量
變化大與規模難以預測、高
陡構造地震處理準確偏移成像難度大、鉆井技術要求高。
Rees geochemistry of doushantuo phosphorites and modification during post sedimentary stages in weng ' an area, south china
貴州甕安
陡山沱組磷塊巖稀土元素地球化學特徵與沉積期后
變化
With the action of the water pressure, the non - homogeneous deformation will emerge at the peripheral joint between the faceplate and the toe slab. under the circumstances of the high steep bank slope, the non - homogeneous deformation can damage the water seal and cause serious leakage
在高
陡岸坡的情況下，面板堆石壩受水壓力的作用，周邊縫處的面板與趾板間要產生一定的不均勻
變形，甚至使止水破壞，造成嚴重滲漏。
When the substrate temperature is changed from room temperature to 550 and the gas pressure is varied from 0. 1pa to 30pa, the structures of zno thin films are c - axis oriented multi - crystalline. the landscape orientation growing speed of crystal grains is controlled mainly by depositing speed of zn and o atoms, while c - axis developing speed is chiefly dominated by depositing speed and activity of zn and o atoms
Sb _ 2o _ 3摻雜zno薄膜中sb以替位原子及化合物（ sb _ 2o _ 3和zn7sb2o12 ）等形式存在， zno呈混晶方式生長;摻雜薄膜在遠紫外波段的吸收顯著增強，吸收邊
變得
陡峭且向短波方向移動達5nm ，在可見光波段的吸收有所增強。
Instead of facing the expected beach and gentle slope they found themselves at the bottom of steep cliffs, offering the few turkish defenders an ideal defensive position
軍隊本來預期的海灘和小坡，意外地
變成
陡崖之底，結果使數量甚少的土國防禦者處于有利位置。
The weather changed suddenly.
天氣
陡變。
Madame de villefort became very pale, and, seizing her son s arm, drew him anxiously toward her ; but, once satisfied of his safety, she also cast a brief but expressive glance on the casket, which was not lost upon the count
維爾福夫人的臉色陡變，抓住她兒子的胳膊，把他拉到自己身邊，看到他沒出事，她自己也向那隻小箱子瞟了一眼，這一眼雖短，卻意味深長，當然沒有逃過伯爵的慧眼。
