convex

美 [?kɑn?veks] 　英 [?k?n?veks]

• n.凸面
• adj.凸出的；凸面的
• 網(wǎng)絡(luò)凸的；凹；凸起的

詞形變化

過去分詞：convexed  現(xiàn)在分詞：convexing  第三人稱單數(shù)：convexes  

反義詞

同義詞

英漢雙解

英漢解釋

adj.	1. 中凸的,凸圓的,凸面的
n.	1. 凸?fàn)?凸面,凸圓體

英英解釋

adj.	1. a convex surface curves outward, rather than being flat or curving inward

例句

Take out a piece of A in A letters along the diagonal nail row, by a concave-convex feeling.

拿出一張A在A的字母上順著斜線用指甲一劃，就由凹凸感了。

It may be flat, concave, and convex or any one of a great variety of shapes to promote turbulence or help control combustion.

其表面可能為平面、凹面、凸面或任何一種形狀，其能促進(jìn)氣缸內(nèi)渦流運(yùn)動(dòng)或有助控制燃燒。

A convex lens can be used to concentrate the sun's ray and thus burn a hole in a piece of paper.

凸透鏡可以用來聚集太陽光，將一張紙片燒穿一個(gè)洞。

Some relationships among the support function and indicator function of a convex set and their second-order epi-derivatives are given.

利用集合的表示函數(shù)、支撐函數(shù)、距離函數(shù)和投影等研究閉凸體的典范表示及點(diǎn)到邊界的投影特征。

Manufacturing cost of a turning operation is a nonlinear convex function of its processing time.

制造成本的一個(gè)車削是一種非線性凸函數(shù)的處理時(shí)間。

This setup, known as a conoscope, is shown in Figure 14. 2 and consists of two stress-free plano-convex lenses A and B.

此裝置稱為錐光鏡，如圖14.2所示，它由A和B兩個(gè)無應(yīng)力平凸透鏡組成。

The places Passengers can reach are not allowed to have exposed sharp edges, burrs, monoceras and dangerous material, convex knife.

乘客可觸及之處檢查不允許有外露的銳邊、毛刺、尖角和危險(xiǎn)凸刀出物。

The utility model is characterized in that the middle position of the cover surface is provided with at least one convex part.

其特征在于所述的罩面的中間部位設(shè)置至少一個(gè)突出部分。

The equivalent conditions for a bounded closed convex set-valued mapping to be a perfect additive Set-valued measure are given.

給出了有界閉凸集值映射是完全可加的集值測度的等價(jià)條件。

A property of quadratic differential convex functions is proven and applications of it are given as well.

證明了二次可微凸函數(shù)的一個(gè)性質(zhì)，并給出了這個(gè)性質(zhì)的一個(gè)應(yīng)用。

A convex rib is arranged on the edge of the clamp groove. The opening end of the main clamping plate is provided with an inclined part.

主夾板的開口端設(shè)置有傾斜部，并和副夾板的端口處設(shè)置有膨脹導(dǎo)向部。

It is locally convex in the sense that it has no loops and the curvature never changes sign.

它不存在環(huán)路并且曲率也沒有改變圖形在這個(gè)意義上來說它的局部是凸形的。

In the case of a fl atf aced follower, such undercutting occurs when the convex radius of curvature of the cam surf ace shrinks beyond zero.

在這個(gè)案例中，這樣一種平面從動(dòng)件搶發(fā)生在凸曲率半徑凸輪表面縮超越零。

A convex surface on the raceway of a cone or the outer diameter of a roller. Degree of curvature cannot be determined by the naked eye.

滾道表面或滾子表面突起的修形。曲率無法通過肉眼來分辨。

Pressing sheet metal forming, the surface should be clean, there should be clear and convex fold.

壓型金屬板成型后，表面應(yīng)干凈，不應(yīng)有明顯的凹凸和皺褶。

Once the retina detaches it assumes a slight opaque color with a convex configuration and a corrugated appearance (arrow).

一旦視網(wǎng)膜發(fā)生脫離，其顏色變得不透明且形狀凸起呈波紋狀（箭頭所指）。

An indifference curve is usually assumed to be convex.

無差異曲線通常呈凸形。

It's back cover in it a circle, make the ZiKou high convex on case and closely held hostage to cover up.

它的后蓋里面有一圈高凸的子口，使上表殼和后蓋能緊密地扣壓起來。

Inflorescences either terminal or axillary; styles completely united into a column; disk conspicuous, convex.

花序兩頂生或腋生中的任一；完全的花柱合生成為一柱子；花盤明顯，凸。

The utility model discloses a health-care blanket, comprising a concave surface and a convex surface arranged at intervals in a lump shape.

本實(shí)用新型公開了一種保健毯，包括凹面和凸面，凹面和凸面呈方塊狀間隔排列設(shè)置。

This setup, known as a conoscope, is shown in Figure 14. 2 and consists of two stress-free plano-convex lenses A and B.

此裝置稱為錐光鏡，如圖14.2所示，它由A和B兩個(gè)無應(yīng)力平凸透鏡組成。

This blade has a gentle, sloping convex curve to the point versus the concave curve of the clip blade.

相對(duì)于回形刀刃的凹曲線而言，這種刀刃具有一條延伸到刀尖的、溫和的凸斜率曲線。

This method can also be applied to significantly increasing the machining efficiency of the root area of a concave or a convex surface.

該方法可廣泛應(yīng)用于利用環(huán)面刀具高效加工復(fù)雜型腔底部或凸臺(tái)底部邊緣工藝中。

Compact, convex in the front to back and transverse direction.

結(jié)構(gòu)緊湊，在橫向方向凸前線回來。

Contrary to a prominent ear, the deformity of the over-convex antihelix shows a very acute antihelix angle and helix depression and retreat.

對(duì)耳輪過度前突為對(duì)耳輪的角度過銳，致使耳輪的位置相應(yīng)后移，表現(xiàn)為與招風(fēng)耳完全相反的畸形。

In this note, we obtain sufficient conditions that the set of saddle points are convex or closed in two-person zero-sum games.

本文對(duì)兩人零和對(duì)策給出了其鞍點(diǎn)集是凸的或閉的充分條件。

pan with a convex bottom, used for frying in Chinese cooking .

有凸起的底的鍋，在中國菜中用來煎。

In this paper, the average length of the chords of a convex set is studied.

本文研究了凸域內(nèi)弦的平均長度。

In this paper, firstly the concept of generalized convex set-valued map is defined in ordered linear topological spaces.

在序線性拓?fù)?/c>空間中定義了廣義凸集值映射。

Two dimensional convex hull is one of the typical problems in computational geometry and widely applied in GIS.

二維凸包問題是計(jì)算幾何領(lǐng)域的經(jīng)典問題之一，在地理信息系統(tǒng)中有廣泛的應(yīng)用。

Infinitely many convex functions with quality factors better than that of the convex function in entropy were discovered.

發(fā)現(xiàn)了品質(zhì)因數(shù)比熵中凸函數(shù)更好的無窮多凸函數(shù)。

Look at the windshield on thecombine; it has a convex shape that gives it a better field of view.

觀察一下這臺(tái)聯(lián)合收割機(jī)的擋風(fēng)玻璃，這是凸面的，可以獲得更好的視野。

The convex or at least not concave shank contour ( 17 ) merges continuously with the likewise convex contour of the needle cheek ( 7 ).

該凸起或該至少非凹入的針桿輪廓（17）連續(xù)變化地并入同樣的針槽壁（7）的凸起輪廓。

One of the convex folds of the surface of the brain.

腦回大腦表面凸出褶皺中的一條

The experiment results are used to validate the effectiveness of the scaled convex hull and its simplicity.

實(shí)驗(yàn)結(jié)果表明，尺度化凸殼方法求解代價(jià)敏感問題的有效性，其求解過程也非常簡單。

Sufficient and necessary conditions for feasibility were derived for a general class of convex regions of the complex plane.

從復(fù)平面的一類凸區(qū)域的性質(zhì)推導(dǎo)出控制器存在的充要條件，且以線性矩陣不等式的形式給出。

The paper discusses the duality theorems for the generalized convex multiobjective fractional programming and get a more general result.

本文討論了一類多目標(biāo)廣義凸分式規(guī)劃的對(duì)偶定理，其結(jié)果是對(duì)張吉軍的對(duì)偶定理的推廣。

A joint, such as the elbow, in which a convex part of one bone fits into a concave part of another, allowing motion in only one plane.

屈戌關(guān)節(jié)，絞鏈關(guān)節(jié)：屈戌關(guān)節(jié)（如肘），一塊骨的凸出部分與另一塊骨的凹進(jìn)部分吻合，可以允許在一個(gè)水平面中運(yùn)動(dòng)。

The method comprises of a tooth stamping step and a convex teeth stamping step.

該加工方法包括一齒部沖壓步驟及一凸齒沖壓步驟。

In this paper, a primal-dual interior point algorithm for a class of convex programming problems subject to linear constraints is presented.

本文對(duì)一類具有線性約束的凸規(guī)劃問題提出了一個(gè)原始-對(duì)偶的內(nèi)點(diǎn)算法。

Many different techniques exist for calculating the convex hull of a set of points.

存在著許多不同的方法計(jì)算的一個(gè)點(diǎn)集凸包。