測定限 的英文怎麼說
中文拼音 [cèdìngxiàn]
測定限
英文
determination limit- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 限 : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
-
Laminated wood plastics. compreg determination of extreme moisture content
木質層積塑料.極限吸水率的測定In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen
本論文主要包括以下五個方面的內容: ( 1 )載體共價法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理,通過氧測試實驗評價該氧敏感材料的氧敏感性和穩定性,同時研究了各種因素對該氧敏感材料性能的影響( 2 )載體共價?交聯法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理,通過氧測試實驗和分光光度計評價該氧敏感材料的氧敏感性和穩定性,同時研究了各種因素對該氧敏感材料性能的影響( 3 )氧敏感材料在光纖氣態氧傳感器中的應用:該傳感器的響應時間為10s ,檢測下限為5ppm ,檢測精度為0 . 5 ,具有較好的重復性和穩定性,遲滯較小,使用壽命至少為1年,適合各種環境下氣態氧濃度的檢測。Shanghai xinli battery manufacture co., ltd. to establish in 1994 lately, the precursor is shanghai xinli battery factory lately, the company takes making the alkaline battery alkaline as to predominate the product, various specification, species is basic to cover all serieses of the dry battery, and accept various combination battery of the not standard type of design, to satisfy customer " s demand. xinli battery company lately to have already passed iso - 14000 environment system attestations of iso - 9001 : 2000 international quantity system attestation, the product quantity passes the battery examination center examination of the national light industry bureau and the sgs measurement of the eu ros serieses, the product is qualified. company annually with pass to increase continuously, the extension exports outward and the superior economic specific value service of the underneath brand peony, hongdan, fengdian. etc
上海新立電池製造有限公司成立於1994年,前身是上海新立電池廠,公司以製造堿性電池alkaline為主導產品,各種規格品種基本涵蓋干電池的所有系列,並承接設計非標準型的各種組合電池,以滿足客戶的需要。新立公司已通過iso 9001 - 2000國際質量體系認證和iso 14000環境體系認證,產品質量通過國家輕工業局電池檢測中心檢測以及歐盟ros系列的sgs測定,產品合格。公司每年以不斷遞增擴大對外出口和旗下品牌牡丹紅丹豐電等的最優經濟比值服務于廣大國內外客戶,並得到用戶的歡迎。The nutrients content, the number of microorganism and activity of edaphon in soil of gutongling 4 - year - old, 10 - year - old and 16 - year - old organic tea garden were measured
摘要對湖南湘陰縣蘭嶺茶廠古桐嶺不同種植年限的4年生、 10年生、 16年生有機茶園,分別進行了土壤養分含量、微生物類群數量及活性測定。Attempt was made to determine sorption solely on the external surface by extrapolating the sorption isotherms to zero time.
有人設法使吸收只限於表面積上,即按吸收等溫線在時間接近零時所測定的數值。Materials and articles in contact with foodstuffs - plastics substances subject to limitation - determination of formaldehyde and hexamethylenetetramine in food simulants
和食品接觸的材料和物品.受限制的塑料物質.食品模擬物中甲醛和六亞甲基四胺的測定Materials and articles in contact with foodstuffs - plastics substances subject to limitation - determination of maleic acid and maleic anhydride in food simulants
和食品接觸的材料和物品.受限制的塑料物質.食品模擬物中馬來酸和順式丁烯二酸酐的測定Soil : investigation and testing. atterberg limit determination. part 1 : liquid limit. cone penetrometer method
土壤:研究和試驗. atterberg極限的測定.第1部分:液體極限.錐入法In this paper, a field strain of infectious bronchitis virus was isolated from proventriculus tissue, morphological observation by electron - microscope and the biological characterizations of the virus were studied, pairs of specific primers are designed and synthesized in correspondence with them, according to the published sequences of infectious bronchitis virus three structural protein ( spike protein s membrane protein m nucleocapsid protein n ) genes, the cdna of si gene, s2 gene, m gene. n gene of ib v isolate lx4 were amplified by rt - pcr and full sequences were first reported
在此基礎上,根據國內外已發表的ibv基因序列,分別設計特異性引物,應用不同引物進行反轉錄合成cdna ,分片段對ibv的主要結構基因進行pcr擴增,並分別將各個目的片段克隆到puc19載體上,在大腸桿菌dh5中實現目的基因的分子克隆,經藍白斑篩選、限制性內切酶分析、 pcr鑒定,篩選出重組陽性質粒,並對各個目的基因片段進行序列測定,從而獲得ibv主要結構基因全序列。Methods of dust character test - part 5 : determination of reposeful angle - poured angle of restrictive pile
粉塵物性試驗方法第5部分:安息角的測定注入限定底面法Chapter 4 designs and determines the parameters of the algorithm adopted in the instrument system. analyzes and compares the different effects to frequency estimation when using digital filters with different group delay ; determines the data length, a parameter of frequency estimation ; introduces the method of available judgment of sensing signal and determines the judgment threshold as well
第四章設計和確定了儀器系統軟體演算法的部分參數:分析和比較了不同群延遲特性的數字濾波器對頻率估計的影響;確定了影響頻率估計參數?數據長度的取值規律;給出了判斷傳感信號有效性的檢測方法並確定了檢測門限的取值規律。Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。Materials and articles in contact with foodstuffs. plastics substances subject to limitation. determination of terephthalic acid in food simulants
與食品接觸的材料和物品.限制使用的塑料材料.食品模擬物對苯二酸的測定Materials and articles in contact with foodstuffs - plastics substances subject to limitation - determination of terephthalic acid in food simulants
接觸食品的材料和物品.有限制的塑料物質.食品模擬物中對苯二酸的測定The resuh twed that mb designed in consisten the the complndny sequence of a sechon of the conservative regions of tmv - rna was suitable for the direet assay of tmv - rna. another contrl experiined had been pefformed to testify that our resuit was re1iable or not
Of 2inm之間有線性響應,檢測下限達8pm , t : ;與共價交聯的固定方法相比,此傳感器具有較長的壽命和較好的穩定性。Back extraction by hno3 - hf and back extraction by concentrated hnch after lower the concentration of organic phase are studied, the method of back extration by hnorhf can not be used to icp - ms, because some zirconium is hydrolysis when hf is removed by heat. however, the method of back extraction by concentrated nitric acid after lower the concentration of organic phase can be used to icp - ms, the recovery is 93. 2 %, rsd % is 5. 24 %, the decontamination factor of uranium is 3. 2xl04, the detection limit of zirconium is 0. 04ng / ml. the method of tta extracting trace zirconium in uranium is firstly used to icp - ms, the result is satisfied, it can be used to determine zirconium in uranic production quickly and veraciously
本文通過研究hno _ 3 - hf反萃和稀釋有機相後用濃hno _ 3反萃這兩種分離方法,認為hno _ 3 - hf反萃由於在加熱去除hf時酸度不易控制,導致鋯的部分水解,因而此方法不宜用於icp - ms中,然而稀釋有機相後用濃hno _ 3反萃法用於icp - ms測量中,全程回收率為93 . 2 ,相對標準偏差為5 . 24 ,鈾的一次去污因子為3 . 2 10 ~ 4 ,鋯的測定下限為0 . 04ng / ml ,本文首次將tta萃取分離鈾中鋯用於icp - ms測量中,結果令人滿意,此方法適用於快速、準確測量鈾產品中微量鋯。Laminated wood plastics. compreg determination of extreme volume expansion
木質層積塑料.極限體積膨脹率的測定Determination of long - term radiation ageing in polymers - techniques for monitoring diffusion - limited oxidation
聚合物長期輻射老化的測定.限制氧化擴散的監控技術Standard test method for determining age at cracking and induced tensile stress characteristics of mortar and concrete under restrained shrinkage
測定限制收縮下的灰漿和混凝土斷裂老化和誘導拉伸應力特性的標準試驗方法Chemical analysis - limit of detection and limit of determination quantitation as processing parameters - estimation in an interlaboratory test under reproducibility conditions ; terms, meaning, proceeding
化學分析.用作加工參數的檢測限值和定量測定限值.在分享友人