針孔沖 的英文怎麼說
中文拼音 [zhēnkǒngchōng]
針孔沖
英文
prick punch-
Aiming at technical features and technology requirements for cold bending forming production line of steel bar for packing case, equipment including in such line has been introduced with emphasis on working principle and devices for burr trimming and opening piercing, on control principle of hydraulic expanding and flying shearing on the line
摘要針對包裝箱鋼條冷彎成形生產線的技術特點及產品工藝要求,介紹了包裝箱鋼條冷彎生產線的設備組成;重點闡述了包裝箱鋼條的在線預沖毛刺及豁口孔設備的工作原理及裝置、包裝箱鋼條產品的在線液壓擴孔及液壓飛剪技術的控制原理。The source for our rapid development is our advanced production machinery, professional staff, scientific management means and enterprising spirit. these products find extensive uses in petroleum, chemical industry, pharmacy, chemical fiber, paper - making, electronics, construction, aerospace and other fields
我公司主要產品有針織網,絲布,篩網,沖孔網,填料網,除沫器,塔內件,震動篩,過濾器, ,過濾片等,產品被廣泛應用到石油化工采礦建築醫藥污水處理等多個領域。After the introduction of the innovations and the improvements of foreign hydraulic shock absorbers, the profound cushion mechanics study is done aiming to the shock absorbers chosen for the thesis ; the cushion process of hydraulic shock absorbers can be divided into several stages, which include local pressure loss caused by across sectional area shrinking, sharp edge throttling and aperture throttling
在對國外新型液壓緩沖器的研究基礎上,針對本課題所選液壓緩沖器的結構特點,提出了分階段建立機理數學模型方法。將液壓緩沖器緩沖過程分為:由於流道斷面突然收縮引起的局部壓力損失階段,緩沖柱塞的邊緣和緩沖孔的邊緣形成銳緣節流階段,當緩沖柱塞進入緩沖孔中形成的縫隙節流階段等三過程。5. prepare the oligonucleotide microarray add 16 prepared probes into 384 - pole plate, meantime, add p2, low homologic probes and probe buffer in the same concentration as positive control, blank control and negative control respectively. spot microarray as designed by the spotting machine
5 .寡核昔酸微陣列的制備以同等濃度的反義鏈引物咫作為陽性對照,以探針緩沖液作為空白對照,以無關探針作為陰性對照,與制備好的16條寡核昔酸探針,同時加人384孔板。Aiming at the problem of angle motion estimation in monopulse three - dimension imaging, a novel angle motion parameters estimation method based on the inverse synthetic aperture radar imaging for difference beam is presented
摘要針對單脈沖三維成像時的目標角運動估計問題,提出一種基於差波束逆合成孔徑雷達成像的新的角運動參數估計方法。Firstly, for jet array impingement cooling, the effects of the distance of adjacent holes, the impinging distance and jet reynolds number on heat transfer characteristic at the target wall are summarized under staggered holes arrangement and the same hole diameter. and then, the numerical simulation of inclined multi - hole film cooling has been studied. the influence factors examined in this case include blowing ratio and the distance of adjacent holes
首先通過對射流沖擊冷卻方式的研究,分析了相鄰孔間距、沖擊間距以及射流入口雷諾數對沖擊靶面換熱系數的影響情況,然後對多斜孔冷卻方式進行了數值模擬,重點探討了吹風比和相鄰孔間距對絕熱溫比與壁面換熱系數的影響規律,最後,針對沖擊-發散復合冷卻流場的計算物理模型,研究吹風比、相鄰孔間距的變化對沖擊-發散復合冷卻流動與傳熱特性的影響。Firstly, the principle of high resolution sar and theoretical imaging model were concisely introduced. pulse compression for line frequency modulation pulse signal, resolution of range direction and azimuth direction, and doppler history were discussed subsequently. in accordance with sar signal processing, range immigration was also involved
本文首先分析了合成孔徑雷達高分辯力成像機理和sar成像理論模型,討論了線性調頻脈沖信號的匹配濾波(脈沖壓縮) 、 sar距離特性、方位特性和多普勒歷史,同時針對sar成像信號處理,分析了成像處理的基本原理和成像處理中的距離遷移校正等關鍵問題。Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing
摘要結合儀征長嶺原油管道洪湖長江定向鉆穿越工程實例,分析了管道定向鉆穿越長距離巖石層的特點,論述了定向鉆穿越巖石層的地層狀況、鉆具組合、控向措施、泥漿控制、鉆進工藝以及導向孔鉆進、擴孔、回拖階段的應急預案,針對在鉆導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況,對信號線的安裝提出了改進措施。The makeup, structure features and key technique of a nc plate punching production line designed and manufactured based upon technical repertory of our company have been introduced with description of application future and market demand
摘要在公司技術儲備的基礎上,針對厚板沖孔加工我們設計製造了厚板沖孔數控生產線,文章介紹了生產線的組成、結構特點和關鍵技術,敘述了該生產線的應用前景和市場需求。In view of this question, the author overviews the conflict and blend process of the ru - schooled educational thinking with the modern educational concept in the contemporary china, puts forward the two different ideas of the traditional culture and cultural tradition, and points out the modem value ( the basic principle of the equal and all citizens - oriented education ; starting point of ethical practice ; the traditional resources of the combination the " li " and " yue " ; and teaching according to personal character ) of the ru - schooled thinking for implementing the quality education in china
針對這一問題本文在對以孔子、孟子教育思想為代表的儒家教育思想總結的基礎上,回顧了儒家教育思想與現代教育思想在近代中國的沖突與融合過程,提出了傳統文化與文化傳統兩個不同的概念,並以此為理論指導,指出了儒家教育思想對于中國實施素質教育的現代價值:德行優先,素質教育的出發點;禮樂結合,素質教育的傳統資源因材施教,素質教育的有效手段。分享友人