Early pericarditis may also produce a friction thrill

早期心包炎也会产生一种摩擦性震颤。

属类：综合句库--

It depends upon actual conditions whether to increase friction or(to)decrease it.

增加还要减少摩擦,这要视实际情况而定。

属类：综合句库--

Because if the back roller rotates, force is required to overcome friction in its bearings, and if the back roller does not rotate, there will be friction at its surface.

这是因为,如果后梁转动,就需要力来克服轴承处的摩擦;如果后梁不转动,在后梁表面会有摩擦(经纱与后梁之间的摩擦)。

属类：行业术语-纺织服装-

There is too much friction between these machine parts, and the operator knows it.

这些机器部件间的摩擦太大,这一点操作者是清楚的。

属类：工程技术-科技英语-

Friction , as the term is understood in mechanics, is the resistance to relative motion between two bodies in contact.

正如大家在力学中所知,摩擦就是两个相接触的物体产生相对运动的阻力。

属类：工程技术-科技英语-

It is to reduce friction that roller bearings are used.

正是为了减少摩擦,才使用滚珠轴承。

属类：工程技术-科技英语-

Resistance to rotation is created by fluid friction and circulation of the liquid (usually water)from a series of pockets in the rotor to a series of complementary pockets in the stator.

制动力来自液体的摩擦,以及从转子内一些水室到定子内一些辅助水室间的液体(通常是水)循环。

属类：工程技术-机械与工具-

The friction of the bearings causes them and the lubricating oil which is circulating through them to warm up.

轴承的摩擦使轴承和流通于轴承间的润滑油发热。

属类：工程技术-科技英语-

Piles support loads either by bearing directly on rock or suitable soil or by developing friction along their very ample length.

桩是通过获得石块或坚实的土壤的支持或依靠其长截面产生的摩擦来支持建筑物的产生的荷载。

属类：工程技术-建筑-

The original system was called DREF after the developer, Dr. Fueher. Several modifications have been made in this technique, and it is now generally referred to as friction spinning.

最初这种系统称为德雷夫,这是发明者的名字。对这处生产工艺已经做了很多改进,目前一般称之为摩擦纺纱。

属类：行业术语-纺织服装-