stack n. 1.(麥桿等的)堆,垛;干草堆。 2.積材,層積,堆積;〔英國〕一堆〔木材等的計(jì)量單位,=108立方英尺〕。 3.〔常 pl.〕(圖書館的)許多書架,書庫 (= stack room)。 4.【無線電】選式存儲(chǔ)器。 5.槍架。 6.煙囪;一排[一群]煙囪,車船的煙突。 7.【機(jī)械工程】管組。 8. 〔英國〕(突出海面的)浪蝕巖柱,海中孤峰。 9.(賭博時(shí)的)一堆籌碼。 10.〔口語〕許多,大量。 a precariously balanced stack of books 眼看就要倒下來的一堆書。 a stack of postcards [old newspapers, shoeboxes] 一大堆明信片[舊報(bào)紙、鞋盒]。 a stack of rice straw 稻草垛。 a considerable stack of evidence 大量的證明材料。 have stacks of work to do 有許多工作要做。 stack of arms 槍架。 vt. 1.堆疊,堆垛,堆積,堆起。 2.【航空】指令飛機(jī)作分層盤旋飛行等待依次著陸。 3.【軍事】架(槍)。 4.秘密地預(yù)先安排好,內(nèi)定。 5.〔美俚〕把房間弄得亂七八糟。 6.【橋牌】洗牌作弊。 S- arms! 【軍事】架槍! be nicely stacked up 體態(tài)豐滿勻稱的〔指婦女〕。 vi. 成堆,堆起來。 blow one's stack 〔俚語〕大發(fā)脾氣 (When he came in and saw the mess he blew his stack. 他一進(jìn)屋里看見那個(gè)混亂情況就大發(fā)一頓脾氣)。 have the cards stacked against sb. 把某人的處境弄得極端不利。 stack the pins 〔美,運(yùn)〕準(zhǔn)備下一次比賽。 stack up 1. 總起來,加起來 (He is all abroad as to how things stack up today. 他對(duì)當(dāng)前總的形勢(shì)毫無所知)。2.(飛機(jī))分層盤旋飛行。3.與某人相稱[比較] (to); 與…較量[爭(zhēng)輸贏] (with, against) (She doesn't stack up to you. 她不如你)。4.牽強(qiáng)附會(huì),表面似乎合理 (Your story just doesn't stack up. 你講的簡(jiǎn)直是胡說八道)。 stack up the velvet 〔美,劇〕賺到錢,營(yíng)業(yè)情況好。 n. -er 1.堆垛者。 2. 可升降攝像機(jī)臺(tái)。
tape n. 狹帶,棉線帶;卷尺;帶尺;電報(bào)收?qǐng)?bào)紙帶;磁帶,錄音帶;【電學(xué)】絕緣膠布;【運(yùn)】決勝線上的細(xì)繩;【機(jī)械工程】傳動(dòng)帶;【動(dòng)物;動(dòng)物學(xué)】條蟲;〔俚語〕烈酒;〔美俚〕舌頭。 red tape (扎公文文件的)紅帶,官樣文章,文牘主義;[Red T-]威士忌酒商標(biāo)。 breast the tape 賽跑得第一名。 vt. (-pp-) 用帶捆扎;釘上帶子;用膠帶粘??;【裝釘】穿線釘(書);用卷尺測(cè)量;用磁帶錄音;〔俚語〕估量,判斷(某人)。 a taped window 貼上紙條的玻璃窗。 I have (got) him taped. 我看出他是個(gè)什么人了。
In this paper , the research progress of ac losses of high temperature superconductors and the existing problems on ac losses investigation are introduced ; the characteristics of the critical current and ac losses of hts tapes , stacked tapes and hts coil , such as electro - magnetic characteristics , the anisotropy , the mechanics characteristics and the effects of insular layer between stacked tapes and the influence of frequency of ac transport current etc , are investigated 本文在系統(tǒng)介紹高溫超導(dǎo)體的交流損耗及其研究現(xiàn)狀與存在問題的基礎(chǔ)上,從理論和實(shí)驗(yàn)兩方面,研究了bi系高溫超導(dǎo)單根帶材、多根超導(dǎo)并聯(lián)組合帶材、及超導(dǎo)線圈的臨界電流與交流損耗的特性:重點(diǎn)研究了交流損耗與臨界電流的電磁特性、機(jī)械特性、各向異性特性、及帶間絕緣層與傳輸電流頻率對(duì)交流損耗的影響等。
To study the of effect of insulator layer among tapes in a stack and the influence of frequency of ac transport currents on ac losses , ac losses of a single tape and stacks were measured for ac transport current with different frequencies in two cases : with and without insulator among the tapes in a stack . theoretical formulae to calculate hysteresis losses in stacked tapes were also presented 研究了高溫超導(dǎo)帶材及并聯(lián)堆疊帶材的交流損耗隨傳輸電流頻率的變化情況;及多根并聯(lián)組合超導(dǎo)帶間絕緣對(duì)交流損耗的影響情況;實(shí)驗(yàn)研究了并聯(lián)堆疊帶材的各向異性特性;給出了有限根超導(dǎo)帶并聯(lián)時(shí),磁滯損耗的理論計(jì)算公式。