tca 中文意思是什麼

tca 解釋
TCA =Trans-Canada Airlines 全加拿大航空公司。

  1. In view of henan province ’ s typifying for the five provinces in central china in regard to rural industrial development, this paper chiefly examines the enterprise networks in three clusters in henan province, that is, the steel office furniture cluster in pangcun town, yanshi city, the steel measuring tape cluster in nanzhuang village, yucheng county and the hair products cluster in xuchang county, xuchang city, by means of the social network analysis ( sna ), transaction - cost analysis ( tca ) and space - time coupling approach. it explores the forms, process, evolution and performance of the networks among enterprises and other actors in clusters in rural areas of central china

    鑒于河南省鄉鎮企業發展在中部農區的代表性,本文運用社會網路分析法、交易成本分析法及時空耦合法,著重對河南省偃師市龐村鋼制傢具、虞城縣南莊村鋼捲尺和許昌縣發製品三個產業集群中的企業網路進行個案研究,從而探討中部農區產業集群中企業的結網形式和結網過程、企業網路的演化機理以及它是如何提高企業和區域競爭力的。
  2. The implementation of tca has entire intellectual property

    該實現具有完全的自主知識產權。
  3. Tca total cost of acquisition

    總獲取成本
  4. Tca twin cache architecture

    雙緩存結構
  5. Tca provides a general control framework, and is intended to control a wide variety of robots

    Tca提供了一個通用的控制框架,旨在控制多種機器人。
  6. In tca, the format of certificates and crls strictly keeps to the corresponding standards

    Tca中,證書、證書撤銷列表等格式都嚴格遵循相應標準。
  7. O the security considerations about tca, such as the protection of the certificate server ' s private key

    在ca的安全性方面(如對服務器私鑰的保護等)作了認真、細致的考慮。
  8. The related tests show that tca can generate standard x. 509 certificates for the civil, commercial, military and top - secret use

    測試表明, tca可生成支持民用、商用、軍用甚至絕密級通信的標準x 509數字證書。
  9. Tca provides a high - level machine - independent method for passing messages between distributed machines including between lisp and c processes

    Tca提供了一種高級的獨立於機器的方法,可以在分散式機器之間發送消息(包括在lisp和c進程之間) 。
  10. In this paper, a ca model named trustable certification authority ( tca ) is presented, and the model is implemented on linux plaffonn

    本文提出了一種ca的實現模型? ? tca ( trustablecertificationauthority )模型,並在linux平臺上實現了該模型。
  11. With regard to the restrains of geometries boundaries of the surface, we have finished the tooth contact analyses ( tca ) and precisely drawn the actual contacting area on the surface. the relations between the total length of the actual contacting lines and the rotating angle of worm gear are also revealed in this dissertation

    為了獲得蝸輪輪齒齒面的準確描述,按共軛理論計算了蝸輪齒面的實際接武漢理工大學博士學位論文觸線,通過考慮蝸輪齒面的實際幾何約束,確定了蝸輪齒面的實際嚙合區,並運用數值方法精確計算了蝸輪齒面的邊界線。
  12. 2. label oligochitosan with dansyl hydrazine : 160mg oligochitosan solved in 1ml h2o was mixed with 2ml freshly prepared dansyl hydrazine and 1ml 3 % tca, then dry the mixture in vacuum centrifuge. 3

    2丹磺酚盼標記殼寡糖: 160mg殼寡糖溶於lml水, 2mll新鮮配製的丹磺酚姘, lml3三氯乙酸,將上述三種物質混合,于真空離心機中乾燥。
  13. In february 2000, antonio amorim flew out to australia with the top - flight scientist miguel cabral he had at last hired to try to sort out the tca problem

    2000年2月,安東尼奧?阿莫里姆好不容易請到最權威的科學家米格爾?卡布拉爾幫助解決tca問題,他們一同飛到了澳大利亞。
  14. Over dinner in an adelaide hotel, the portuguese visitors had to withstand more than four and half hours of sustained attack, relieved only when amorim took a sip of the local water and was able to point out that it was contaminated by tca too

    在阿德萊德一家酒店進餐時,這兩位葡萄牙客人不得不抵擋超過四個半小時的持續抨擊,直到阿莫里姆嘗了口當地的水,並指出這水也受到tca的污染時,才把他們從抨擊中解救了出來。
  15. It is well known that the gear contact ratio has a close relation with the gears transmission error, contact pattern, load distribution, influences the gears meshing smooth, noise, dynamic strength and stiffness. based on development of the meshing theory, using tca, ltca and experiments, spiral bevel gears with high contact ratio are researched systematically

    眾所周知,齒輪的重合度與齒輪傳動誤差、接觸印痕與載荷分配密切相關,進而影響到齒輪嚙合的平穩性、噪聲、動剛度與動強度等。
  16. According to the tca results, we use a series of planes which include the axis of worm gear to intersect with the worm gear surface, and calculate the intersecting points which belong to both plane and surface

    用一系列通過蝸輪軸線的截平面與蝸輪齒面求交,用數值計算常用的對分法求解交線上的一系列交點,從而將蝸輪齒面離散成型值點雲。
  17. Main works and their important results are showed as following. firstly, the cdna encoding bullfrog gh is amplified by use of the total rna, extracted from adult bullfrog ' s pituitary, as the template, pi ( 5 ' - cggatcc atg gct tca ggg tta ggc ) and p2 ( 5 ' - cgaattc tta aaa ggt gca gtt gct ) as the primer pair and one particular cdna product, 660bp, was obtained after the rt - pcr - the product was purified by using dna agarose gel extraction method. after the purified cdna and pmd18 - t vector were ligated at 16 over night, the ligation products were transformed into e. coli strain dh5a and then the transformants were screened by clone pcr method

    首先,以成體牛蛙的腦垂體總rna為模板,進行rt ? pcr擴增得到約660bp的特異性pcr產物帶,切下瓊脂糖凝膠中的特異產物帶進行cdna膠回收,將cdna與pmd18 ? t載體進行t ? a克隆連接並轉化到dh5 e . coli后,進行菌落pcr 、質粒酶切鑒定,篩選出陽性菌株,測序結果經blast分析,與已報道的牛蛙生長激素基因高度同源,證實此陽性克隆為牛蛙生長激素基因轉化子,命名為pbfgh 。
  18. 4 ) combining the local synthesis method for the machine - tool setting parameters, tca and ltca, and the numerical simulation of stress procedure constructs the optimal design circle with feedback. the developed software system provides an efficient design tool for the spiral bevel gears with excellent transmission behavior, high strength and lower noise

    4 )結合加工參數設計的局部綜合法、幾何接觸分析( tca ) 、承載接觸分析( ltca )及應力過程數值模擬,構成了具有反饋的閉環優化設計迴路,並形成了相應的軟體系統,為設計嚙合性能良好、高強度、低噪聲的弧齒錐齒輪傳動提供了有效的工具。
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