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- When erosion ceased, the bed surface was observed to be covered by a thin layer of sticky material. 當沖刷停止時(shí)可以觀(guān)察到床面上覆蓋著(zhù)一薄層粘著(zhù)物質(zhì)。
- Instruct the client to assist in moving by using the trapeze bar if available or by pushing on the bed surface. 讓病人利用可用的橫桿或按在床面上幫助移動(dòng)。
- Open the exit to make the eluent flow out till the bed surface meets the liquid surface, shut off the exit. 3.;加樣品：打開(kāi)螺旋夾使柱面上的洗脫液流出，直至床面與液面剛好平齊為止，關(guān)閉下端出口。
- Before turns the soil, when hypha growth to ground or bed surface 2/3 , it must be to promptly turn the soil. 覆土前，菌絲生長(cháng)離地面或床面三分之二時(shí)，要及時(shí)覆土。
- The bed surface is welded by the high quality cold rolled steel whose surface is smooth,flat,durable and fadeless. 床面采用優(yōu)質(zhì)方管焊接噴塑而成，表面光滑平整，抗磨不退色。
- Its main work includes the Yellow River sediment cross-section tests, river bed surface quality sampling and particle size distribution analysis and so on. 其主要工作內容包括黃河河道斷面淤積測驗，河道表層河床質(zhì)取樣及顆粒級配分析等工作。
- The emission of gas species from bed surface is also satisfyingly simulated and O2, CO2 concentration in flue gas agree with the experimental data better than CO. 模擬計算得出床層表面產(chǎn)生氣的體變化趨勢能反映垃圾燃燒進(jìn)程, O2和CO2模擬結果與實(shí)驗值吻合較CO要好。
- A non-wrinkling limited graph for spherical surface parts of retiary metal sheet and metal sheet is obtained. 通過(guò)模擬得到了帶孔網(wǎng)板和無(wú)孔板成形球面件時(shí)不起皺成形極限與板厚的關(guān)系曲線(xiàn)。
- The bed surface is divided to back board and seat board.The dentiform bar lifting framework is operated by hand wheel.Back board can be fold up and down to suit various body positions. 床面分背板，座板，通過(guò)手輪操作齒箱條升降結構，背板可以上折、下折，以適合各種體位的需要。
- A flexible rolling device for the freeform surface parts was developed and its experimental test was performed. 進(jìn)而提出了采用可彎曲、可調整柔性輥的多點(diǎn)滾壓成形技術(shù)；
- The preliminary result indicates that Reynolds number and Froude number of overland flow tend to increase as slope gradient increases in the condition of same bed surface and flow discharge. 初步得出以下結論：(1)在床面和流量相同條件下，坡面流雷諾數和佛汝德數均隨坡度的增加而增大。
- The larger of R values of toroidal surface parts, the larger springback value and the larger the effect on shape error of formed parts will be. 環(huán)面件的曲率半徑越大，回彈量越大，對成形件形狀誤差影響越大；
- A convex surface, body, part, or line. 凸面、凸面體、凸面部分或凸線(xiàn)
- Thus such research work as the measuring, modeling, manufacturing and quality assessment of freeform surface parts is of great importance in modern manufacturing industry. 所以，對自由曲面零件進(jìn)行三維幾何形狀測量、數學(xué)建模和數控加工及產(chǎn)品表面質(zhì)量評定具有重要的現實(shí)意義。
- Moreover, the technology of forming the freeform surface parts by adopting the multipoint roll forming technology using bendable, adjustable and flexible rollers is presented. 進(jìn)而提出了采用可彎曲、可調整柔性輥的多點(diǎn)滾壓成形技術(shù)；
- The brook warbled over its rocky bed. 小溪潺潺流過(guò)多石的河床。
- She rushed off to work leaving her bed unmade. 她匆忙去上班連床都沒(méi)鋪好。
- Now multi-spindle NC machining is the most effective method for large sculptured surfaces parts. 多軸聯(lián)動(dòng)數控加工編程則是實(shí)現其高精度和高效率加工的最重要環(huán)節。
- A mosquito netting completely surrounds our bed. 一頂蚊帳把我們的床完全圍住了。
- The gas bubbled to the surface of the water. 氣體變成氣泡升上水面。
