vacuum core 中文意思是什麼
vacuum core
解釋
真空采樣器-
The extruders drived by d. c motor with a thyristro to stepless regulate. it also equipped with the over - load prtection and stoppage alsrmingsystem. the screws core and the outside of barrels are cooled by the circulation of oil, ther fuctions include vacuum venting and forced feeding
本機採用直流電機，可近期硅無級調速，沒有過載保護和故障報警、螺桿芯部油循環恆溫、機筒油冷卻，並裝有真空排氣管裝置和定量喂料裝置。 -
The axial magnetic field distribution on center surface of contact gap and contact piece are calculated when the current is at peak. it can be found that the intensity of axial magnetic field and radial magnetic field uniformity are strengthened after the iron core is put into, this helps to improve the stability of the vacuum arc
計算了電流峰值時觸頭間隙中心平面和觸頭片上的縱向磁場分佈，可以看出加入鐵芯后縱向磁場強度和徑向磁場均勻性增強，這有利於提高真空電弧的穩定性。 -
The finite element model is built for the axial magnetic field of the cup vacuum interrupter contacts without iron core and with two kinds of iron core. the calculation and analysis of the three - dimension axial magnetic field distribution characteristic on the axial magnetic field of cup the vacuum interrupter with iron core are carried out for the first time
對無鐵芯及兩種鐵芯結構的杯狀縱磁真空滅弧室觸頭建立了有限元模型，首次對有鐵芯的杯狀縱磁真空滅弧室進行了三維縱向磁場分佈特性的計算與分析。 -
The x - ray diffraction, scanning electronic microscope and the squid were used to characterize the properties of the mgb2 core in mgb2 / fe tapes and wires. the effect of the proportion of mg, b and sic as well as the sintering parameters on the phase formation, microstructure and the critical current densities of mgb2 / fe tapes and wires was discussed in details. the results showed that the high purity of mgb2 core could be synthesized by both the traditional vacuum sintering and the sparking plasma sintering and the vacuum sintering environment restrained the oxidation of mg effectively
相對于傳統真空燒結， sps燒結方式成相速度快、樣品晶粒細小均勻、 mgb2超導芯緻密性好、晶間連接優良，因而sps燒結樣品的臨界電流密度明顯高於傳統真空燒結樣品，其中未摻雜的帶材樣品經過sps800 ， 15分鐘燒結后，自場下的臨界電流密度jc值在10k時達到8 . 64 105a / cm2 ，而且隨著測量溫度和外加磁場的增加， sps燒結樣品的臨界電流密度下降率比傳統真空燒結樣品緩慢，在20k ，自場時為5 . 97 105a / cm2 ， 20k ， 3t時，臨界電流密度值仍大於104a / cm2 。 -
The voltage transformer is fully enclosed type the iron core is piled up of the cold roll silicon steel sheet. the iron core, primary and secondary windings are casting resin by advanced vacuum carting equipment. it has a good ability of antipollution and moisture proof. the secondary outlet is wrapped by outlet box with three exits with different directions. it, s convenient. it can prevent from stealing electricity
本系列電壓互感器為全封閉式結構，鐵芯採用優質冷軋硅鋼片繞制，並經嚴格的熱處理，鐵芯與一次繞組和二次繞組一起以先進的真空澆注工藝用環氧樹脂澆注成型，互感器耐污穢，耐潮濕性能好二次出線端子有出線端子盒，端子盒有三個不同出線方向接線方便，並可實現防竊電措施。 -
The silicon core pipe line is mainly consists of sj90 x30 extruder, sj45x30 extruder, sj30x25 extruder, vacuum calibrating box, cooling flume, tractor, rolling machine and others. its total length is about 43 meters
本硅芯管生產線主要由sj90x30擠出機sj45x30擠出機sj30x25擠出機，真空定徑箱冷卻水槽牽引機收卷機等幾個單元組成，總長約46m 。 -
This paper has studied the structure of the one - sixth turn axial magnetic field of the cup vacuum interrupter with iron core and distribution of the axial magnetic field. the axial magnetic field reduces loss of radial energy of arc post plasma, and makes the arc voltage reduce
本文著重研究了帶鐵芯的1 / 6匝杯狀縱磁真空滅弧室的結構以及縱向磁場的分佈，縱向磁場的引入降低了弧柱等離子體徑向能量損失，使電弧電壓降低。 -
The author analyzes the structure characteristics of tube splice of a vacuum cleaner, specializes several methods to solve arc core pulling and lays stress on a new structure design for a great angle and a long distance side arc core pulling driven
摘要分析了吸塵器彎管連接頭的結構特點，著重闡述了應用於本模具中的一種新穎的專用來解決大角度，長距離抽芯的連桿機構的工作原理。
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