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- retention time ratio 保留時(shí)間比率
- Is there such a term as absolute retention time? 絕對保留時(shí)間定性?
- Retention time of ACV was about 7.Smin. 分另為ACV組的5.;7倍，1
- The retention time must match that of an external standard within 5%. 保留時(shí)間必須在外加標準品保留時(shí)間的正負5%25以?xún)取?/li>
- Orthogonal array tests were carried out to investigate the optimal temperature(T), hydraulic retention time (HRT), pH and C/N ratio of anaerobic fermentative hydrogen production using a 20 L continuous stirred-tank reactor (CSTR). 采用20 L連續流攪拌罐式反應器(CSTR),通過(guò)設計正交試驗對厭氧發(fā)酵制氫的溫度(T)、水力停留時(shí)間(HRT)、pH、C/N比等操作參數進(jìn)行優(yōu)化。
- Poor injection technique is also iden tified as a cause of retention time variability. 進(jìn)樣技術(shù)的問(wèn)題也會(huì )影響保留時(shí)間的變化，通常這個(gè)問(wèn)題更多的出現在手工進(jìn)樣中。
- The RetainDeletedItemsFor parameter specifies the retention time for deleted items. RetainDeletedItemsFor參數指定已刪除郵件的保留時(shí)間。
- Maximum retention time (days) Specifies how long an e-mail message should remain in the transport dumpster queue. 最長(cháng)保留時(shí)間(天)指定電子郵件可在傳輸垃圾站隊列中保留的時(shí)間。
- Their retention times shall be established and recorded. 應規定其保存期限并予記錄。
- The study design defined gait asymmetry parameter (GAP) as equaling the swing time ratio between the right and left foot. 步伐非對稱(chēng)性參數(GAP)被定義為，右腳和左腳搖晃時(shí)間的比值。
- By default, the maximum number of search folders is 11, and the maximum retention time is 8 days. 默認情況下,搜索文件夾的最大數目為11,最長(cháng)保留時(shí)間為8天。
- The holding tube is designed to establish a retention time for the product at the pasteurization temperature. 我們設計保溫管來(lái)確保產(chǎn)品在巴氏殺菌溫度時(shí)的保留時(shí)間。
- Stone clear rate was 100%. Av- erage retention time of nephrostomy tube was 4 days,and average hospital stay was 6 d. 一期結石清除率100%25,腎造瘺管留置時(shí)間平均4 d,平均住院時(shí)間6 d。
- The analysis indicates that tapping torque increases as net cutting time ratio increases,where net cutting time ratio influences the tapping torque more significantly. 結果表明,攻絲扭矩隨凈切削時(shí)間比的增加而增大,且對攻絲扭矩的影響最顯著(zhù)。
- One cause of retention time uncertainty identified is poor oven temperature repeatability. 一個(gè)引起保留時(shí)間不確定度大的因素是差的柱溫箱溫度重復性。
- The recombinant sCT-Gly had almost the same HPLC retention time as the standard sCT obtained from Sigma. 以上結果提示，鮭魚(yú)降鈣素在鏈霉菌中獲得了成功的分泌表達。
- Identification of retention time can be accurately obtained using a pentane peak as a standard. 可以用戊烷峰來(lái)計算其它峰的保留時(shí)間。
- It concludes that low organic loading and enough hydraulic retention time(HRT) are the keys to the the start-up of ABR. 結果表明，保持較低有機負荷以及足夠的水力停留時(shí)間(HRT)是反應器成功啟動(dòng)的關(guān)鍵。
- Increase in intensity,retention time and the pulse frequency could enhance the efficiency. 增加磁場(chǎng)強度、處理時(shí)間和脈沖頻率可以提高殺菌效果.
- The design method of double crank mechanism and optimum transmission double crank mechanism are presented according to the conditions of minimum transmission angle, the time ratio, the factor of velocity variety or the minimum size. 摘要研究了按照最小傳動(dòng)角、速度變化系數、行程速比系數以及尺寸和最小等條件設計雙曲柄機構以及最佳傳動(dòng)雙曲柄機構的方法。
