presence or absence 中文意思是什麼

presence or absence 解釋
存在或不存在
  • presence : n 1 在,存在,實在;存在的人[物]。2 出席,列席,到場;參加;會同 (opp absence)。3 (人)面前,...
  • or : or2,〈古、詩〉在…之前,比…更早〈普通用or ever, or e'er〉。n. 【徽章】黑金色,黑色。
  • absence : n. 1. 不在,缺席,缺勤 (opp. presence)。2. 缺乏,缺少,無。3. 心不在焉,不注意。
  1. We prospectively investigated whether measurements of carotid intima - media thickness in the presence or absence of albuminuria in patients with stable chest pain syndromes can be used as a noninvasive test algorithm for prediction of significant coronary artery disease

    前瞻性研究穩定性胸痛綜合征患者在有/無蛋白尿時的頸動脈內膜中層厚度測量能否作為預測重要冠狀動脈疾病的一種無創性檢查方法。
  2. Facultative anaerobes, because of their indifference to the presence or absence of oxygen, exhibit growth throughout the medium

    對于兼性厭氧菌來說,因為他們對于有或沒有氧氣都沒有差別,因此在培養基中到處都有生長。
  3. To what degree were there presidential “ coattails ” in 2000, and how will the presence or absence of those coattails affect policymaking in the near term

    2000年,總統的「提攜」到了什麼程度,那些提攜的存在或缺少如何影響最近任期的政策制定?
  4. In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst

    為了降低主催化劑pt的用量、提高pt的活性和利用率,本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒,利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態;利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量;並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。
  5. Diagnostic characters for the recognition of species include the presence or absence of pectoral fin, the position of dorsal fin origin, gill opening, anus, nostril opening and eye, the cirri present or not, the dentition type, the body coloration, and the head pores or lateral line etc

    一般依據胸鰭的有無或發達程度,背鰭起點、鰓孔、肛門、鼻孔和眼等的相對位置,頜的發達程度和頜上是否具須,齒的形狀和排列方式,身體的斑紋,以及頭部和體側的側線孔數目等進行鑒別。
  6. A trained health worker recorded the presence or absence of 31 clinical signs, such as difficulty in feeding and lethargy, and a paediatrician then assessed each case for severe illness

    一位受過培訓的衛生工作者記錄下31種臨床體征是否存在,例如進食困難和嗜睡,然後一位兒科醫生評估每一個病例是否患有嚴重疾病。
  7. Their differences are based on many aspects which include characteristics of morphology, anatomy and epidermis of leaf, types of tapetum in anther walls, patterns of endothecial thickenings, and ways of development of endosperms, presence or absence of perisperm, components of photochemistry, and sequences of rbcl

    菖蒲屬與天南星科其它屬在葉的形態、結構、表面特徵,花藥絨氈層類型,藥室內壁增厚的特點,胚乳的發育方式,外胚乳的有無,植物化學成分, rbcl基因序列等多方面存在著顯著的差異。
  8. The colpal membrane is nearly smooth but with granular, spinulose or tuberculate protuberances. the pollen grains show great variations between the genera in the tribe hyoscyameae in terms of the presence or absence of the germination aperture and its type, and the exine ornamentation, and thus can be used as important characters in the consideration of the phylogenetic relationship of this tribe

    各屬植物的花粉形態在萌發孔的有無、萌發孔的類型和外壁紋飾等方面有較大的差異,可以作為探討屬間分類和系統關系的重要依據c天仙子族植物花粉萌發孔的演化趨勢為:無萌發孔一3 、 4溝一3孔溝。
  9. The presence or absence of irregularities for favoritism is not bound to relate to the not - turning - over event. however, the irregularities for favoritism can be taken as an aggravated circumstance. moreover, it is suggested that the statutory sentence of this crime be altered to put an end to the situation of its statutory sentence being much lighter than that for the crime of abusing the office with circumstances of irregularities for favoritism

    因為本罪設立目的與是否徇私無關系,而且也難以查證,況且是否舞弊同不移交事件並無必然關系,但可以將該要件作為加重情節加以規定;修改其法定刑,以改變其法定刑同具有徇私舞弊情節的濫用職權罪的法定刑相比過輕的狀況。
  10. The dendrimers would carry one of the stable isotopic or fluorescent labels to identify the presence or absence of a protein that can be further deeloped for use as a disease indicator, or biomarker

    攜帶有穩態同位素或熒光標記的樹狀高分子可以鑒別標本中是否存在某種蛋白質,從而可以將其作為某種疾病的化學指標或生物標記。
  11. A device for directing electrical input pulses onto one or two output lines, depending upon the presence or absence of a predetermined accompanying control pulse

    一種裝置,根據是否出現一個預先決定的伴隨控制脈沖,把電輸入脈沖導向到一條或兩條輸出線路上。
  12. On this account he still devoted some time to showing his wife about - time which would have been wearisome indeed if it had not been for the people he would meet and the little enjoyments which did not depend upon her presence or absence

    為了這個緣故,他仍然花點時間帶他太太去交際應酬。要不是他有需要應酬的人,要不是還有一些和她在場不在場無關的娛樂,這種時候本來會很令人乏味的。
  13. The second step is to develop and test a logistic regression model that estimates the likelihood of overstated assets or ( and ) earnings in financial reporting, conditioned on the presence or absence of several variables

    第二步利用有效指標構造並檢驗logistic回歸模型,用以估計公司發生資產或(和)利潤虛增的概率。
  14. A pathologist should only comment upon the presence or absence of inflammation

    病理科醫生只需要註明有或無炎癥就行了。
  15. Clarity is the term used to describe the presence or absence of natural characteristics in a diamond

    透明度是用來形容鉆石的呈現與天然特性的的術語。
  16. Rsfq ( rapid - single - flux - quantum ) logic family is a new type of technology in superconducting digital circuits, in which the information is carried in the presence or absence of sfq voltage pulses generated by damped josephson junctions

    超導快單磁通量子rsfq ( rapidsinglefluxquantum )電路是一種新型超導數字電子技術,它通過磁通量子化了的電壓脈沖的有、無,來表示二進制信息。
  17. You do this by using a specific feature of evenodd. exe that produces a passed or failed result depending on the presence or absence of the file you specified

    Evenodd . exe測試指定的文件是否存在於該測試所在的同一目錄中。額外部署的文件放置在該測試所在的同一目錄中。
  18. It is the presence or absence of this additional mechanism that differentiates the two theories observationally

    這個額外機制的顯現與否,正是在觀測上區分此兩種學說的要件。
  19. Particular strata of rocks can be approximately dated according to the presence or absence of certain fossils

    根據特定地層中現存和缺失的化石可以近似的估計年代。
  20. To him the presence or absence of his wife s sister was a matter of indifference

    對他來說,小姨子來不來,與他無關。
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