弯曲补偿，这为广泛齿轮盒的补偿车轮中心的地位。
This bend compensates for the wide gear cassette that offsets the center of the wheel.
“新型”齿轮壳、工具箱(中空吹塑盒)——采用全新原材料制作，有别于其它同类产品惯于采用新旧原材料混合制作的传统。
"New" gear shell, toolbox (blow molding box) — adopt new raw material production, different from other similar products used by old and new raw material mix manufacture tradition.
气压式高度表测量气压是参照海平面的，透过一连串的真空膜盒、齿轮和弹簧来移动刻度盘上的指针。
The mechanical pressure altimeter measures atmospheric pressure relative to sea level through a series of bellows, gears, and springs, which move Pointers on a dial.
气压式高度表测量气压是参照海平面的，透过一连串的真空膜盒、齿轮和弹簧来移动刻度盘上的指针。
The mechanical pressure altimeter measures atmospheric pressure relative to sea level through a series of bellows, gears, and springs, which move Pointers on a dial.
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