beam n. 1.梁,棟梁,桁條;(船的)橫梁。 2.船幅;(動物、人的)體幅。 3.(秤)桿,杠桿,(織機的)卷軸,經(jīng)軸;(鹿角的)主干;車轅;犁柄;鋤把。 4.(光線的)束,道,柱;【物理學(xué)】波束,射束。 5.(笑容、表情等的)煥現(xiàn)。 6.【無線電】有效播聽范圍。 7.【航空】信號電波,指向電波。 a beam of light 一束光線。 the common beam 標(biāo)準(zhǔn)秤;準(zhǔn)則。 beam and scales 天平。 a beam of delight 高興的表情,笑逐顏開。 an erector beam 【火箭】(發(fā)射時調(diào)整導(dǎo)彈位置的)千斤頂。 radio beam 無線電領(lǐng)航信號。 a landing beam 【航空】降落指示波。 abaft the beam = before the beam. a beam in one's eye 自己本身的大缺點〔與他人目中之刺相比,自己眼中有梁,源出《圣經(jīng)》馬太福音〕。 before the beam 【航?!空龣M前。 broad in the beam 〔口語〕臀部闊大。 fly the beam 【航空】按指向電波飛行。 fly the wet beam 【航空】順著河流飛行。 kick [strike] the beam 1. (秤一方)翹起;過輕,不足抗衡,無足輕重。 2. 輸,遭受失敗。 off the beam 脫離航向,不順利;不對頭;做錯。 on the beam 1. 【航?!颗c龍骨垂直地,正橫地。 2. 在航向上;對頭,做對。 on the port [larboard] beam 【航?!孔笙险龣M前。 on the starboard beam 【航?!坑蚁险龣M前。 on the weather beam 【航?!坑龣M風(fēng)。 ride the beam = fly the beam. vi. 1.輻射,發(fā)光,閃光。 2.微笑,眉開眼笑。 vt. 1.發(fā)射(光線、電波)。 2.向…放[播]送。 3.(用雷達)探測。 4.(用波束)導(dǎo)航(飛機等)。 beam the program at America 向美國播送節(jié)目。 the sun beaming overhead 紅日當(dāng)頭照。 beam upon 看著…微笑。 beam with joy 眉飛色舞,笑逐顏開。
Analysis on prying force of semi - rigid beam - to - column connections in steel structure 鋼框架梁柱螺栓連接的杠桿力分析
Mechanical analysis of semi - rigid beam - column joints with angular steel connection 角鋼連接半剛性梁柱節(jié)點的受力性能分析
By contraries , lateral displacements are more in frame that include more flexible connections . finally , the formulas of moment of semi - rigid beam are derived 而非支座結(jié)點在不同荷載步下的側(cè)向位移則明顯小于初始轉(zhuǎn)動剛度較小的時候。
As the research of this kind of connection is not enough in our country , this paper mainly discussed the behavior of rigid beam - to - column connection with t - stub T形件連接的梁柱剛性節(jié)點在美國和日本有著廣泛的應(yīng)用,然而在我國對這方面的研究并不充分。
To analyze the stress performance ( moment - rotation relationship ) of semi - rigid beam - to - column connections in steel structures , we can build an analysis model based on 3d finite element method 摘要分析研究鋼結(jié)構(gòu)半剛性連接的受力性能(彎矩轉(zhuǎn)角關(guān)系) ,可以采用實體有限元建立分析模型。
Depending upon stiffness and strength requirements , this transfer of bending moments can be achieved by either semi - rigid or rigid beam - column connections . in both case , the intersection between beams and columns ( the beam - column joint ) will be subjected to high shears 本文從節(jié)點域的屈服過程,破壞機理入手,采用虛功原理,對節(jié)點域屈曲進行了推演,得到了節(jié)點域破壞的最大剪力,以及屈服后所能承受的剪力。
( 2 ) based on the existing theory of lateral load distribution rule , and combined the structure characteristic of pre - stressed lager cantilever composite beam with corrugated steel webs , this thesis proposed the modified rigid beam method . taking this method , it is facilitated to compute the lateral load distribution factor of bearing composite cantilever beam with variable - stiffness under the load in arbitrarily position ( 2 )以現(xiàn)有的橫向分布理論為基礎(chǔ),結(jié)合大懸臂波形鋼腹板組合挑梁的結(jié)構(gòu)特點,提出了修正剛接梁法的計算方法,能夠方便地計算變剛度懸臂組合梁任意點位的橫向分布系數(shù)。