first cylinder camshaft bush 一缸凸轮轴衬套
first cylinder spark plug cable 第一缸火花塞高压线
first intermediate cylinder 第一中压缸 ; 第一中压汽缸
first anode cylinder 第一阳极圆筒
first stage cylinder 第一级气缸
In the front face of the flywheel, there is a shallow indentation used to determine the position of the piston in the first cylinder.
在飞轮前端面有一浅凹口，其用来确定第一个气缸中活塞的位置。
There first appeared a type of object that remained characteristic for Mesopotamia throughout its entire history: the cylinder seal.
那里首先出现了一种东西，它在美索不达米亚的整个历史中一直保持着它的特点：滚筒印章。
From the first appearance of cylinder seals, the carved scenes could be highly elaborate and refined, indicating the work of specialist stone-cutters.
自圆柱章的首次出现起，上面被雕刻的图像就非常精致、精美，这表现了石头切割者的专业技术。
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