前轮是双活塞合金制动钳，而后轮是单活塞制动钳，可对大尺寸车轮进行制动。

Twin piston alloy callipers at the front and single piston callipers at the rear bring the large-diameter wheels to rest.

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评述了铝硅活塞合金的种类，化学成分，晶粒细化，变质处理，合金化和热处理工艺等优化手段。

It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.

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V16 吧哈“史特拉第瓦里”美国-.485“中等内腔，7-1/2”单片手工喇叭，蒙乃尔合金活塞，透明亮漆。

V16 Bach "Stradivarius" USA - . 485" medium bore, 7-1/2" one-piece hand-hammered bell, Monel pistons, clear lacquer.

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