利用零压摆式取样针煤粉等速取样方法在MPS磨煤机出口管道上等速取样煤粉，通过对煤粉细度、水分和质量的分析，研究MPS磨煤机的工作特性。
By using a zero-pressure pendulum sampler and an isokinetic sampling method the samples of pulverized coal were taken at the outlet piping of a MPS coal pulverizer.
我们将会提供您一个局部麻醉和医生将使用一个特殊的针，以获取样本。
You will be given a local anaesthetic and the doctor will use a special needle to get the sample.
生化微系统是MEMS的重要方向之一，而生化样品的微量取样和计量是生化分析过程的重要环节，微针执行器的研究因此受到关注。
Biochemical microsystem is one of the most important focuses of MEMS, and micro-sampling and measuring is the crucial process of analysis. Therefore, emphases have been paid on microneedle actuator.
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