serum alkaline phosphatase determination

例句：

1. 1. The doctor ordered a blood test to check the patient's health.
   医生开了个血液检测，检查患者的健康状况。
2. 2. The scientist analyzed the blood serum for trace elements.
   科学家分析了血液中的微量元素。
3. 3. Blood serum is used in many diagnostic tests.
   血清在许多诊断测试中被使用。
4. 1. The soil is alkaline, which affects plant growth negatively.
   土壤是碱性的，这会影响植物的生长。
5. 2. Alkaline batteries are commonly used in electric tools.
   碱性电池常用于电动工具。
6. 3.The pH level of the solution is an important factor in determining its alkalinity.
   溶液的pH水平是确定其碱性的一个重要因素。