length n. 1.長(zhǎng),長(zhǎng)度,長(zhǎng)短。 2.(時(shí)間的)長(zhǎng)短,期間。 3.(賽艇的)一艇的長(zhǎng)度;一馬的長(zhǎng)度。 4.程度,范圍。 5.【板球】球程;投至適當(dāng)距離的球。 6.【語言學(xué)】音長(zhǎng)。 7.一段,一節(jié)。 a dress length, a length of cloth 一段料。 a length of pipe [tubing] 一節(jié)管子。 The boat won by three lengths. 這只艇以三艇長(zhǎng)之差得勝。 a (good) length ball 球程準(zhǔn)確的球。 at arm's length 在手臂伸得到的地方,疏遠(yuǎn) (keep sb. at arm's length 不與接近,敬而遠(yuǎn)之)。 at full length 1. 冗長(zhǎng)地;充分地,詳細(xì)地 (give all the facts at full length 提供詳細(xì)的材料)。 2. 全身平伸地 (lie at full length 挺直身體躺著)。 at great length 冗長(zhǎng)地,??唆唆地。 at length 1. 最后,終于,好容易才。 2. 充分地,詳細(xì)地 (speak at great length 詳細(xì)講了好久)。 at some length 相當(dāng)詳盡地。 cannot see beyond the length of one's nose 鼠目寸光。 draw out to a great length 拖得很久,占去很長(zhǎng)時(shí)間。 fall [measure] all one's length 直挺挺地倒下。 find [get, have, know] the length of sb.'s foot 了解某人的弱點(diǎn)。 go (to) all lengths [any length] = go to great lengths 什么事都做得出;不遺余力。 go (to) the length of (doing) 甚至于,不惜。 go the whole length of it. 徹底干;干到底。 length of (sb.'s) days [life] 某人的壽命。 measure one's (own) length 跌倒在地。 of some length 相當(dāng)長(zhǎng)。 over [through] the length and breadth of 到處,四面八方。 work at arm's length 在不利的條件下工作。
Pressing sheet metal components in supporting reliable lap, lap length comply with design requirements and should not be less than the numerical standards 壓型金屬板應(yīng)在支承構(gòu)件上可靠搭接,搭接長(zhǎng)度應(yīng)符合設(shè)計(jì)要求且不應(yīng)小于規(guī)范的數(shù)值。
This paper have studied some questions which included distributed load, lapped length, becoming less crowded purlins each other in the lap joints, mechanic analysis, lateral buckling and ultimate load-carrying capacity and construction of double purlin in the lap joins . according to result of test and analysis of theories, the author advances the suggestions, which may be a reference to steel structure design 文章對(duì)z型連續(xù)搭接檁條荷載分布、搭接長(zhǎng)度、搭接嵌套松動(dòng)、側(cè)向穩(wěn)定以及構(gòu)件極限承載力和雙檁條的構(gòu)造等問題進(jìn)行了研究,并根據(jù)試驗(yàn)結(jié)果和理論分析提出了建議。