百度试题 结果1 题目The pH values were monitored ()(use) a pH meter 相关知识点: 试题来源: 解析 using 反馈 收藏
A.坐骨棘间径小于10cm B.坐骨结节径小于8cm C.坐骨结节径与出口后矢状径之和小于15cm D.临产后先露入盆困难 E.容易形成持续性枕横位或枕后位 点击查看答案 多项选择题灾难致伤的检伤分类原则包括: A、服从救治需要的原则 B、迅速而准确的原则 C、生命第一的原则 D、优先的原则 E、动态评估的原则 点击查...
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The fecal pH values were determined using a pH meter (PHS-25, Shanghai Precision Scientific Instruments Company, China). For SCFAs extraction, 100 mg feces sample was placed in a 2 mL round-bottomed and stoppered tube in an ice-cold water bath. Then, 400 μL deionized water was added,...
The hyperoxic CO2 saturated water solution was prepared by bubbling CO2/O2 (1.0 L/min) mixture into 20 L water (30 °C) held by the anesthesia tank with a capacity of 25 L. The pH value was determined by a pH meter (Leici PHS-3E, China), and dissolved oxygen and carbon...
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a, Quantification of senescent PSC27 cell survival by SA-β-Gal positivity. GSE was applied to the medium at increasing concentrations. CTRL, control (proliferating) cells; SEN, senescent cells; NS, not significant.Pvalues were calculated by one-way ANOVA with Tukey’s multiple-comparison test....
The diluents were heated in a water bath at 40 °C to dissolve and mix the fat. The pH of the samples was measured using an S20 SevenEasy pH meter (Mettler Toledo, Schwerzenbach, Switzerland) at room temperature. The pH meter was calibrated sequentially before measurement with commercially...
pH was monitored by a pH meter (PHM210, Radiometer, Denmark). The voltage across the 10-ohm resistor and the cathode potential was detected by a digital multimeter (Model 2700, Keithley Instruments, Inc., Cleveland, OH, USA), and the corresponding system current can be calculated by Ohm's...