The insects were examined under magnification.这些昆虫是放大后加以观察的。The magnification is 833,333 times the original size.放大倍数为实物大小的833,333倍。Pores are visible without magnification...毛孔无须放大就可以看见。Pores are visible without magnific...
He found that his extremities grew cold.他发现手脚变冷了。Exercise is very important as it keeps the circulation moving and warms the extremities.锻炼非常重要，它可以促进血液循环，保持手脚温暖。In the past, the region had been protected by its forbiddin...
Double crank four ring - plate type cycloid drive is a new type drive.双曲柄四环板式针摆行星传动是一种新型传动.The vibration performance of cycloid ball planetary reducer was analyzed.分析摆线钢球行星传动减速器的振动特性.For this reason the cycloid is called...