The feature of machining harden steel by means of EHM are: it can utilize the carbide tool to machine the harden steel in engine lathe.

采用导电加热切削技术切削淬硬钢的特点在于：可以采用普通机床、硬质合金刀具对淬硬钢进行硬车削加工。

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Recommended substrate: harden PC, harden PMMA, the surface of UV coating, electroplating layer, stainless steel, stone, marble, glass, etc.

适用基材：加硬pc，加硬pmma, UV漆面，电镀面，不锈钢，石头，大理石，玻璃等。

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At the same time, the relationship between the physical-chemical properties of the harden paste and the hydration age, the pozzolan activity of the fly ash in the harden paste have been discussed.

同时讨论了粉煤灰水泥硬化浆体的物理化学性能与水化时间的关系，以及硬化浆体中粉煤灰的火山灰活性。

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But somehow I couldn't seem to strike no places to harden me against him, but only the other kind."

VOA: special.2010.03.21

They become sticky and harden into the shape of the letter C, like a sickle, a hand tool with a curved blade.

VOA: special.2009.12.16

But extra wax can harden and form a blockage that interferes with sound waves and reduces hearing.

VOA: special.2010.03.31

Ginobili could have taken the shot, but with the Thunder's James Harden closing fast, he took one dribble to his left and drew Harden away.

WSJ: The Best 10 Minutes of the Entire NBA Season

With the clock running down at the end of the game, McHale told Harden to "go ahead and shoot it if you like, " but Harden opted to take the shot-clock violation.

NPR: Durant, Thunder Struggling To Close Out Rockets

James Harden and Chandler Parsons easily blew by Ronnie Brewer and Jason Kidd in that first matchup, scoring 33 and 31 points, respectively (Harden and Parsons had 28 and nine points Monday).

WSJ: Lin Helps Rockets Knock Off Knicks