barium sulfate

简明释义

硫酸钡

英英释义

例句

1.The doctor ordered a barium swallow test to examine the patient's esophagus.

医生要求进行barium swallow test（钡吞咽检查）以检查病人的食道。

2.During the X-ray, the patient was given a drink containing barium sulfate to enhance the images.

在X光检查期间，病人被给予含有barium sulfate（硫酸钡）的饮料以增强图像。

3.After ingesting barium sulfate, some patients may experience constipation.

摄入barium sulfate（硫酸钡）后，一些患者可能会出现便秘。

4.The radiologist explained that barium sulfate would help identify any abnormalities in the gastrointestinal tract.

放射科医生解释说，barium sulfate（硫酸钡）将有助于识别胃肠道中的任何异常。

5.Patients should avoid eating for several hours before a procedure involving barium sulfate.

患者在进行涉及barium sulfate（硫酸钡）的程序前应避免进食几个小时。

作文

Barium sulfate, known scientifically as BaSO4, is a chemical compound that has numerous applications in various fields, particularly in medicine and industry. This compound is a white crystalline solid that is odorless and insoluble in water. Its unique properties make it an essential substance in many processes. One of the most prominent uses of barium sulfate (硫酸钡) is in the medical field, specifically in radiology. When patients undergo imaging procedures, such as X-rays or CT scans, barium sulfate (硫酸钡) is often used as a contrast agent. It helps to enhance the visibility of certain organs and structures within the body, particularly the gastrointestinal tract. By coating the lining of the digestive system, barium sulfate (硫酸钡) allows for clearer images to be obtained, aiding in the diagnosis of various conditions, including tumors, ulcers, and blockages.In addition to its medical applications, barium sulfate (硫酸钡) is widely used in industrial settings. It serves as a pigment in paints and coatings due to its high opacity and brightness. The use of barium sulfate (硫酸钡) in these products ensures that they have a smooth finish and excellent coverage. Furthermore, it is utilized in the production of plastics and rubber, where it acts as a filler to improve the material's properties, such as durability and resistance to degradation.Another significant application of barium sulfate (硫酸钡) is in the oil and gas industry. It is used as a weighting agent in drilling fluids, which are essential for maintaining pressure during the drilling process. The addition of barium sulfate (硫酸钡) helps to prevent blowouts and ensures the safety and efficiency of drilling operations.Despite its benefits, it is important to handle barium sulfate (硫酸钡) with care. While it is generally considered safe when used appropriately, exposure to large quantities can pose health risks. For instance, inhaling dust containing barium sulfate (硫酸钡) can lead to respiratory issues. Therefore, proper safety measures should be taken when working with this compound, especially in industrial environments.In conclusion, barium sulfate (硫酸钡) is a versatile and valuable compound that plays a crucial role in both medical and industrial applications. Its ability to enhance imaging techniques in medicine and improve the quality of various products in industry highlights its significance. As we continue to explore and utilize barium sulfate (硫酸钡), it is essential to remain aware of its properties and handle it responsibly to ensure safety and efficacy in its applications.