但在我们说了几句好话之后，他同意让一些参观者进厂看两眼。走近冶炼炉时，他把手伸近炉子。

But after a little cajoling, he allowed some visitors in for a quick look around and approaching the furnace, he put his hands up close.

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用PLC实现热媒炉系统的控制是一种可行方案，通过这种方案看几种型号PLC的性能价格比。

The control project that medium heating furnace system under the control of PLC is possible, then we have making a comparison cost performance between several model of PLC.

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“看，”我说，“这是已经铸好的一炉”。

"Watch," I said. "This should be a good batch."

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