.machine-part1.have4 .part1-top .part1-top-img .part1-top-img-wrap{
	background-image: url('https://file.jingdiao.com/website/jingdiao/cn/images/machines/JDMR600/machine.png');
	background-position: center;
	background-size: cover;
	background-repeat: no-repeat;
}
.machine-part2-item .highlight-img1 {
	background-image: url('https://file.jingdiao.com/website/jingdiao/cn/images/machines/JDMR600/high1.png');
}

.download-item .download-img .download-bgImg1 {
	background-image: url('https://file.jingdiao.com/website/jingdiao/cn/images/machines/high-speed-machine-center.png');
} 
.download-item .download-img .download-bgImg2 {
	background-image: url('https://file.jingdiao.com/website/jingdiao/cn/images/machines/5axis.png');
}
.download-item .download-img .download-bgImg3 {
	background-image: url('https://file.jingdiao.com/teamwork/public/document/JDMR600-CN-20220906_1662441113868.jpg');
	background-position: top;
}