pre vacuum 中文意思是什麼

pre vacuum 解釋
初真空
  • vacuum : n (pl vacuums vac ua )1 真空;空處,空虛,空白。2 〈美口〉吸塵器(= vacuum cleaner)。vi vt 〈...
  1. Tianjin fengdong heat treatment equipment co., ltd, sino - japanese joint venture, is a specialist firm to produce unicase series multi - purpose complete set, speria series pre - vacuum multi - purpose furnace complete set, uninite gas soft - nitriding furnace complete set, mesh - belt type continuous furnace, pit type bright annealing furnace and pit gas carbonitriding furnace complete set

    全套技術,生產滴注式unicase系列密封箱式多用爐成套設備, speria bbh型預抽真空多用爐成套設備,氣體軟氮化爐成套設備,網帶式連續爐,井式光亮退火爐及井式氣體滲碳爐成套設備,並承接各種非標熱處理設備的設計和製造。
  2. The quality requirement is very high on expressway soft foundation improvement compared to the super pre - loading and the jet - powder pile, the vacuum - heaped load combining pre - compression is cheaper and its intensify effect is distinct

    高速公路軟基處理質量要求高,與傳統等超載預壓和粉噴樁加固軟基相比,真空堆載聯合預壓加固效果明顯,費用低。
  3. Eut is comprised of four pre - filters, four pieces of multilayer optics, four stray light rejection filters, four detectors and a vacuum chamber

    Eut由前端濾光片組、多層膜正入射光學系統、消雜光濾光片組、探測器和真空保護艙五個部分組成。
  4. Experimental study on vacuum pre - cooling for chinese cabbages ' weight loss

    結球白菜乾耗的真空預冷實驗研究
  5. There are great variety in the 13 series of labeling machines, computer vision empty bottle inspection systems, and multifunction pre - vacuum filling machines dy produced. dy has also been the first in the field for several times, eg. the first to produce " double sided four label labeling machine " and " digital control labeling machine "

    所生產的十三個系列的貼標機機器視覺空瓶驗瓶機多功能系列的預真空灌裝機,規格品種全,並在國內率先推出"雙面四標機"和"數控四標機"等多個國內"第一" ,產品暢銷全國,廣受好評。
  6. Vacuum pumps pre - evacuation equipment

    抽真空設備
  7. 2. the pre - flashover phenomena of alumina insulators in vacuum have been investigated. according to the experimental results, a reversed pre - flashover current was observed repetitively, which often occurs at the tail of pulse voltage close to zero ( sometimes after the applied pulse voltage )

    首次發現了大量的、重復性的反向預閃絡現象,即在沖擊電壓波尾附近電壓幅值已經接近零、甚至在沖擊電壓作用完后(已沒有電壓)的情況下仍然存在試樣表面發光現象,同時伴有反向的電流脈沖。
  8. In the function decision and structure design, the function and the flow of the wafer pre - alignment system are analyzed, the system architecture is selected and the precision of this system is analyzed, the driving mode and the system structure are fixed, and then the motor and raster are selected. at the same time, the structure of parts is designed on consideration of the request and the function of the vacuum grasping of wafer

    在總體方案和機構設計方面,分析了晶圓預對準系統的功能與流程,選定了系統的整體方案,確定了系統各單元的驅動方式和機構形式,完成了驅動和檢測部分的選型,同時充分考慮機構中氣動吸附部分的功能與要求,設計了預對準單元的機構。
  9. Occupying total 8500 square meters, we equip ourselves with professional machine such as cold storage, pre - chill and fresh conservation storage, iqf machine, artificial inteligence auto grading machine, vacuum packing machine, auto tempreture auditor, laboratory and so on

    工場佔地面積8500平方米,擁有固定資產400餘萬元,生產能力有急凍16噸次,冷藏400噸次,製冰42噸日,冷藏預冷保鮮等設施配套
  10. Based on actual data, emphasizing particularly on the course of consolidation and deformation of preloading method combing vacuum with stack - load, the paper illustrates the mechanism of deformation of pre loading method combing vacuum with stack - load from consolidation and final effect, and calculates final settlement by delamination summation - method and hyperbola method, presenting relative parameters used for designing and execution control

    摘要以實際監測資料為依據,對真空聯合堆載預壓法的固結過程和變形過程進行了分析,從固結和最終效果這兩個基本問題上闡述了真空聯合堆載預壓法的變形機理,採用分層總和法和雙曲線法推算最終沉降量,並給出了相關的設計和施工控制參數。
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