包包开口也像箱子一样，翻盖式拉链开口，并配有两处按扣固定，绝佳的防盗功能。
Like a box, it adopts clamshell-style opening, and equipped with two fasteners which has excellent safeguard feature.
新的iPhone4 仅是9.3毫米厚（比3GS薄出15%)，将内建两颗摄像头（一颗前置，一颗后置并配有LED闪光灯），并将拥有两个扬声器实现噪声抑制技术。
The iPhone 4 is 9.3mm thick (a quarter thinner than the iPhone 3GS) with two built-in cameras (one on the front and one on the back with an LED flash), and two microphones for noise cancellation.
经由简化光强度搭配有限元素法所得到的数据，模拟并讨论两者间的差异。
Through the simplification of intensity with the finite element method of data. simulation and discuss both the difference.
转动装置为电动滚筒，并配有充气轮胎和钢轮两种行走轮。
Rotating device for electric drum, and equipped with pneumatic tyre and steel wheel two walking wheels.
它具有精度高、动态性能好，同时测量瞬时流量和累计流量两个参数，测量结果以LED显示，掉电数据不易失，并配有rs232串行口输出。
It offers high precision and good dynamic performance. The prompt and total flow can be measured and displayed through LED at the same time. The data do not disappear when power is off.
它具有精度高、动态性能好，同时测量瞬时流量和累计流量两个参数，测量结果以LED显示，掉电数据不易失，并配有rs232串行口输出。
It offers high precision and good dynamic performance. The prompt and total flow can be measured and displayed through LED at the same time. The data do not disappear when power is off.
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