滚

At first the children sit sedately in long rows; each has brought a basket of gay colored hard boiled eggs, and those on the upper terrace send them rolling to the line next below, and those pass on the ribbon like streams to hundreds at the foot, who scramble for the hopping eggs and hurry panting to the top to start them down again.

坐在地势高处的孩子将彩蛋滚到紧下一排；这一排的孩子将滚动起来像一条条彩带般的彩蛋继续传递给地势最低处的数百人；而这数百人则争先恐后地将跳动著滚下来的彩蛋抢到手，然后气喘吁吁地跑到最高处再次把彩蛋滚下来。

Out of the shadows came another man. As he passed, a silver coin fell to ground. It rolled beneath the thornbush.

从阴影中走出了另一个人，当他经过时，一个银钱掉落在地上，滚啊滚，竟滚到了荆棘树下面。

In the trunnion bearing of a Hooke's universal joint, the crown drop on the needle roller determines the contact pressure distribution between the needle and the raceway, and is one of the most important factors to affect the capability and life of the joint.

虎克万向节十字轴节叉轴承的滚针凸度决定了滚针与滚道间接触压力的分布状况，是影响万向节性能和寿命的主要因素之一。

Based on the acentric relief principle, a new method of accurate relief grinding is presented for making Archimedes hobs.

应用齿轮滚刀的偏置构形原理，提出了齿轮滚刀齿侧面精密铲磨的一种新方法，并用算例验证了模型的可靠性，为制造高精度滚刀提供了可靠的理论依据。

By analyzing and comparating of every kinds of coal balter equipments,based upon the as-sets of the fluctuating balters and roller balters,a new kind of coal balter- fluctuating roller balter was designed and installed.

通过对各种筛煤设备的分析比较，根据波动筛和滚轴筛的优点，设计安装了一种新型筛煤设备——波动滚轴筛，并介绍了波动滚轴筛的特点和技术改造方案。

The flattening rollers stroke isadjustable through an electronical motorized system with micrometrical controlof the flattening dimension, it is also possible the separate adjustments ofthe two rollers sides,, to can obtain the perfectpharallelism of the rollers and the identical flattening dimension in all theband widht.

压扁滚压机行程可通过电气动力系统进行调整，该系统有扁平尺寸测微控制，它也可分开调整滚压机两侧使滚压机保持平行，宽度上扁平尺寸大小相同。

The gaps all over the new type roller can absorb more impact energy than that absorbed by the conventional roller and improve the resistance against the multicycle impact under high-speed operation to avoid its early fracture.

这种滚子周身遍布缝隙，能更多地吸收冲击能，可用来解决高速多冲作用下普通滚子耐冲击性能差、易于出现早期断裂失效的问题，并通过疲劳实验和噪声实验验证了卷制螺旋滚子的优越性。

Up till now, the main pump types used in CPB are roller pump and centrifugal pump, but these two kinds of pump both have their own disadvantages. When roller pump is used, the blood cells will be destroyed severely and when the pipeline is kinked, air will be transported into body or the conduit will be broken. The function of centrifugal pump is better than that of roller pump, but now, this kind of pumps are all designed for adults, and when the flow rate is low, the function of protecting the blood is not significant.

目前，滚轴泵和离心泵是心肺转流中的常用泵型，但是滚轴泵对血液有形成分的破坏较严重，而且有引起泵管的崩脱和大量气体泵入体内的危险性；离心泵虽然在性能上优于滚轴泵，但目前的离心泵大都是为成人设计的，而且在低流量时在血液破坏方面的优点不明显，此外它们还有一个共同的缺点就是预充量均大，因此两者都不适合在幼婴儿体外循环中应用。

The carrying idler used on belt machine hanging in the steel wire rope, must fix with simple arch on the steel cable, which is helped for maintaining the grooved angle to be invariable and the base basically in the identical horizontal middle line.

用于挂在钢丝绳带机上的柔性托滚，需与简易弓形架配套固定在钢绳上，利于保持托滚槽形角不变和托滚底部基本在同一水平中心线上。

In order to adapt the transport technical development of the leather belt and satisfies the user pursuing maximization enterprise benefit, make the leather belt carrying idler suit in the different type, operate well in the different working conditions, after the long-term research, this factory, absorb overseas leather belt carrying idler technology and manage to develop a new flexible carrying idler, and obtained "strongly new" the domestic registration of trademark in the 1990s.

为适应皮带输送技术的发展和满足用户追求企业利益最大化，让皮带托滚适合于不同机型，不同工作环境下达到良好使用要求，经长期研究，刻苦攻关，本厂于上世纪九十年代，吸收国外皮带托滚技术，成功开发新型柔性托滚，并取得&强新&国内商标注册。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。