翻译一下英文说明书

1.What is blood pressure?

Blood pressure is a measurement of the force of blood flowing against the walls of the arteries .Arterial blood pressure is constantly changing during the course of the systolic blood pressure,the lowest is the diastolic blood pressure .Both pressure readings,the systolic and the diastolic are necessary to enable a physician to evaluate the staus of a patient's blood pressure .Many factors such as physical activity,anxiety or the time of day ,can influence your blood pressure .Blood pressure is typically low in the morning and increases from the afernoon to the evening.

2.Why is it useful to measure blood pressure at home?

Having one's blood pressure measured by a doctor in a hospital or a clinic,and a group healt checks,tend to stimulate nervousness in the subject and may even create high blood pressure.Also varies blood pressure in accordance with a variety of conditions and so judgment is not possible on the basis of a single measurement.

The blood pressure measured first thing in the morning after getting up,before taking any food and with the subject still,is known as the fundamental blood pressure. In practice it is rather difficult to record the fundamental blood pressure,but to come as near as possible to measuring the blood pressure in an environment that is close to this ,is why it is useful to take the measurement at home.

暂且翻译这么多先~~

1，什么是血压？

血压是血液对动脉。动脉血压不断期间收缩压过程中改变了墙壁流动力测量，最低的是舒张压。双方的压力读数，收缩压和舒张压有必要让医生评估病人的血压居留制。如体力活动，焦虑或一天中的时间有很多因素，可以影响你的血压。血压低，通常在上午和下午还有傍晚。


2.为什么在家里测量血压更加有效呢？

有一个人在医院或诊所测量血压，及一个心跳检查，往往都会紧张的，甚至可能造成高血脂或血压.
也有不同的条件，因此判决根据各种血液压力是不可能在一个单一的计量基础。

一早起床量血压，而还未吃任何食物之前 ，被称为血压的根本。在实践中是相当困难的根本记录血压，

但是，就尽量接近衡量 ，以测量的环境中是接近这个血压的，因此在家里测量是更加有效的。

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