These are the first machines that can stand the wear and tear of continuously crushing glass.
这些是第一批能经得住连续碾碎玻璃造成的磨损的机器。
In the glass-walled facilities of the mainframe era, these systems operators exercised their power by choosing whose programs should be allowed to run on the costly computing machines.
在大型主机被广泛采用的时代,那些机构的主管人员通过程序准入行驶权力,由他们选择谁的程序应当被昂贵的计算机所采用。
Operate and maintain machines that press or blow molten glass in moulds to form or shape containers, such as bottles, jars and drinking glasses.
操作和维护按压或吹熔融玻璃模具的机器,形成或塑造容器,如瓶子,罐子和饮用水杯。
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