Metalworking engineers , for example , can command monthly salaries as high as rmb 50000 ( $ 7840 ) , according to lead-s.
例如，据lead-s表示，金属加工工程师能拿到高达5万元人民币（合7840美元）的月薪。
Mr. munger also was an advocate of berkshire 's $ 4 billion investment in iscar metalworking cos . , An israeli maker of metal-cutting tools , in 2006 .
