设备是配置为二线制或四线制的系统吗？
相当于石料生产线和制砂生产线的结合。
Equivalent to stone production line and making the combination of sand production line.
塑料制袋滚切技术是卷装背心袋生产线的核心技术。
Roll-cutting technology for producing plastic bag was deeply studied in this paper.
在三相四线制供电系统中，中性线是非常重要的。
In the Three phase and Four wire circuit system, the neutral wire is very important.
我们是您值得信赖的制线专家！
重复之前的步骤把绑制线又绕回钩柄…
将泡沫压下绑起…用绑制线先绕三圈， 然后每绕一圈慢慢的在线上增加一点压力。
Tie down foam… make about 3 round and slowly apply tension on each turn…
它也是制砂生产线的主要制砂设备之一。
It is also the main system of sand production line of sand blasting equipment.
它也是制砂生产线的主要制砂设备之一。
It is also the main system of sand production line of sand blasting equipment.
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