low line 中文意思是什麼
low line
解釋
低壓線路-
Application study on low - voltage power line carrier wave spread spectrum communication system
低壓電力線載波擴頻通信系統的應用研究 -
In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明，該病毒為rna病毒，對氯仿、乙醚敏感；胰酶試驗中，經37 、 1小時處理的病毒，仍然能夠在貓源細胞fcwf細胞上生長，並且毒力基本保持不變；耐酸性試驗中，病毒分別在ph5 . 0和ph3 . 0經37作用2小時，毒力僅下降一個滴度；耐熱性試驗中，該病毒在恆定溫度50 ，設定不同時間，從5分鐘到150分鐘，毒力均有不同程度下降，其中， 50作用30分鐘，病毒平均滴度下降2個單位； 50 ， 60分鐘， cpe消失；恆定時間1小時，設定不同溫度（ 50 - 60 - 70 - 80 ） ，病毒在細胞上完全喪失增殖能力， cpe消失。生物學試驗，利用實驗室現有條件，選擇不同的細胞系對該病毒進行培養，發現該病毒對貓源細胞fcwf最敏感； mdck細胞次之； f81細胞經多次傳代，亦可出現cpe ；而vero細胞則不敏感。血凝試驗表明，該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。 -
Basing on the government s support and our effort for these years, the output has gradually increased from 800 ton in 1994 to 3000 ton in 2000. especially in 1999, the company invested 2. 8 million yuan rmb emphasizing in technical reform, and set up a neodymium and samarium grouped separation production line to produce a new serious products of low - zinc and low - magnesium rare earth chloride. now the company formed a complete set of service system production to marketing. presently our products has saled covering shandong, shanghai and jiangsu province etc. the company totally possesses 7 million yuan of fized assets and 6 million yuan of circulating capital, and a steady and experienced technical and management team including 2 senior engineer, 3 engineers and 5 other technicians
1999年以來加大了技術改造，新投入280萬元建成了釹釤分組線一條，生產低鋅、低鎂氯化稀土。 2000年追加技改投資580多萬元，建成了3000噸萃取分離線，可生產稀土系列產品。企業現有固定資產1480多萬元，流動資金1000多萬元，高級工程師5名，工程師3名，大中專專業人才20餘名。 -
Technique of transmitting data via power line （ pl ） ， a new technique developed in recent years ， is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage ， disadvantage and the current state of the power line carrier communication 。 the advantage ， method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper ， after introducing the principle of ssc ， design of hardware and software of the system are been discussed 。 this system has been put into use ， the result has proved its high stability and reliability
本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀，擴頻技術在電力線載波通信應用的優點、方式和現狀，並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上，本文詳細地介紹了電力載波遠程抄表系統的具體實現，包括硬體模塊和管理軟體本系統已投入運行，具有較高的穩定性和可靠性。 -
The small packing adhesive, which is a modified product from ethylene - vinyl acetate copolymerized emulsion, has high solid content, low viscosity, and good adhesive strength. the product is up to the standard of foodstuff hygiene and suitable for the small package of the cigarette packing production line with stable adhesive application and the making speed up to 400 packs per minute. type i is for white card paper, while type ii is for golden card paper
小盒包裝膠系乙烯-醋酸乙烯共聚乳液改性產品，具有高固含低粘度粘接力強等特點，產品符合食品衛生標準，適用於卷煙卷包生產線的小盒包裝，施膠穩定，無開包等不良現象，車速可達400包分，型為白卡紙專用膠，型為金卡紙專用膠，具有極佳的初粘力和持粘力，對非極性材料的光滑表面有獨特的優良粘接性能，對各種難粘材料均可適用。 -
Standard test method for low temperature viscosity of drive line lubricants in a constant shear stress viscometer
恆定剪切應力粘度計中傳動線路潤滑劑的低溫粘度的標準試驗方法 -
We possess accurate processing equipments, such as hydrogen making equipment, reducing furnace, isocratic press machine, 500t capacity hydraulic machine, intermediate frequency induction furnace, high or low temperature fritting durance and forging equipment, which forms whole production line
公司擁有制氫裝置、系列制粉還原爐、等靜壓力機、 500噸油壓機、中頻感應爐、高低溫燒結爐、鍛造設備及精密加工設備。 -
As a member of aglinet, a voluntary network of global agricultural libraries, the david lubin memorial library on - line lists addresses of member libraries which provide upon request speedy, low - cost inter - library loan and photocopy services to other member libraries, bibliographic information, reproductions, ( fiche or photocopy ) and other cooperative activities as appropriate
作為agline - -全球農業圖書館志願網路- -的一名成員， davidlubin紀念圖書館在線列出成員圖書館的地址；這些圖書館應要求迅速、低費用地向其它成員圖書館提供出借和復印服務、書目索引信息、復制（膠片或復印件）和其它適宜的合作。 -
A new design and simulation for analogue forepart filter in low voltage power line communication
低壓電力線通信模擬前端濾波器的設計與模擬 -
As the sun rose he saw other boats in toward shore, which was only a low green line on the sea
太陽升起時，他看到別的一些船隻都頭朝著海岸，在海上看來海岸象是一條接近地平線的綠帶子。 -
The result indicates that, in the course of the rainstorm in huoshan, there are obvious low - level jet of great intensity, infection of mesoscale shear line, enhancement of plus vorticity which increases intensity of convergence, improves ascending velocity and brings on precipitation, and quick enhancement of helicity which provides the basis to forecast, in addition, convergence of moisture flux and analyzed potential vorticity which reflects baroclinic convective instability sufficiently indicate the characteristics of the rainstorm
結果表明：此次霍山暴雨發生前後，存在明顯的大強度低空急流，並受到中尺度切變線的影響，而且正渦度的加強引起了輻合加劇，提高了上升速度從而引起降水，同時暴雨發生前螺旋度的迅速增強，也為預報提供了根據，另外水汽通量的輻合以及分析位渦反映出的斜壓對流不穩定都充分體現了這次降水的特點。 -
Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit
延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻，通過低通濾波取其差頻，並經整形後由數字信號處理電路處理。 -
Manual measure tools, such as micrometer were used to measure outside and inside diameter of tube product, which is effected by people factor and has long measuring period and low precision and dose not fulfill the on - line measuring need of batch production. so, according to the product line structure of tube product, the on - line measuring method with linear ccd is brought forward in this article and imitating operation is done by the mentioned method
傳統的對管狀產品的檢測方法是利用千分尺等工具手工測量，測量周期長、準確度不高且受人為因素影響大，不能滿足批量生產的在線檢測要求。為此，本文根據所研究管狀產品的生產線結構，提出了一種以線掃描ccd攝像機為基礎的在線檢測方法並對此方法進行模擬計算。 -
The low beam clear distinguishes the light and shadow parts with obvious dividing line, what is the legal excellent light shape and will be soft to vehicle and passerby
近光燈影明暗分明，截止線清晰可見。具有符合法規的良好配光光形，對車輛及行人不會造成刺眼的亮光。 -
The methods for solving these problems are put forword as follows : the method of airphoto scale rangs from 1 / 4 to 1 / 6 of map scale ; a flight line uses belt method ; the optional time intervals of airphoto taking are from may to june and from august to october in one year ; when the contrast at the site is small, or the visibility is rather low and needs to enchance the contrast, the hardening agent should be prepared to process the film
並提出了解決問題的方法：山區航空攝影合理的攝影比例尺應是成圖比例尺的1 / 4 ~ 1 / 6 ；對于山區窄而長，且為線狀走勢的河流宜採用帶狀航線設計方法設計；山區流域水分充足能見度不好，惟每年5 - 6月和8 - 10月是航空攝影的最佳季節；當地面物體反差小或能見度不好而需要特別提高反差時應配製較硬性藥水沖洗等。 -
The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes
論文分析了混凝土乾燥收縮的機理，確定了影響乾燥收縮的關鍵因素，分析已有低分子量的、直鏈型減縮劑的不足，設計了一種新型的減縮劑? ?聚丙烯酸鹽類減縮劑，其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、鏈轉移劑、催化劑等經過聚合、酯化和中和反應，生成一種高分子量的、含聚氧化烯鏈的聚合物。 -
High - low voltage switch box, dynamic trunk line, mcc, ats, walkie - talkie, broadcasting, fire alarming system, telephone system, etc
電氣：高低壓開關箱動力干線mcc ats對講廣播火警電話等系統。 -
Any formation that relies on heavily split mentalities will struggle with the gaps in and behind the defence that a high line leaves with low mentality defenders or a low line leaves with high mentality midfielders
任何心態設置差別過大的陣型都是會面臨一個問題，那就是低心態后衛加上後防線前壓或者是高心態中場加上後防線收縮時其防線上的或者是身後的漏洞。 -
It is found that, for the specialty of our 35kv lines, we should adopt synthetic lightning protection measures of power lines as the traditional measure could hardly keep up with the lightning protection requirement for its low line lightning protection level, high stripping outrage and bad maintenance
通過研究發現，目前由於綿陽局35kv線路的特殊性， 35kv線路普遍存在採用傳統的防雷措施線路耐雷水平不高、雷擊跳閘率偏高、運行維護也較為困難等問題，難以滿足生產上的防雷要求，需對現行線路進行防雷綜合措施的處理。 -
The update situation of the lime process was narrated through 23 published papers. and some researches in the low - line and lime - free liming process also were summarized
摘要通過23篇文獻資料，綜述了國內外少灰、無灰浸灰現狀，總結了一些自20世紀中後期以來製革者對少灰、無灰浸灰所進行的研究。
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