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4. The report shows that the patient has a red blood cell count lower than the normal range.
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5. Low hemoglobin values may indicate disease of the liver or spleen.
TASK 3: Translate the following paragraph into Chinese.The cells that circulate in the bloodstream are generally divided into three types: white blood cells (leukocytes), red blood cells (erythrocytes), and platelets (thrombocytes). Abnormally high or low counts may indicate the presence of many forms of disease, and hence blood counts are amongst the most commonly performed blood tests in medicine, as they can provide an overview of a patient's general health status. A CBC is routinely performed during annual physical examinations in some jurisdictions.
指示剂在某溶液中显碱色，则溶液为
某弱酸型指示剂在pH＜4.5溶液中显蓝色，在pH＞6.5溶液中显黄色，在4.5＜pH＜6.5溶液中呈过渡色，此指示剂的pKa 约为
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