查询词典 cylinder

A sectional hyperbola cylinder sound lens using for oil recovery is designed according to the refraction law of sound.

对于一定的油井，无法改变油井中的原油及其岩层对超声波的衰减作用，但是，利用声透镜可以改变超声换能器所辐射出的超声

Basically, this compressor is not in the oil cylinder, the piston ring and packing usually PTFE.

这种压缩机气缸中基本上不含油，其活塞环和填料一般为聚四氟乙烯。

The company's main products include: various kinds of imported seals, O-ring, oil, cylinder, joints and pipes.

公司主营产品包括：各种进口密封圈、O型圈，油、气缸、接头及油管。

The esso essien and high level of 220 R and R 320 for compressor oil cylinder provide very good lubrication, and can process compatible with polyethylene.

埃索埃士高 R 220 和 R 320 级润滑油既可为压缩机汽缸提供很好的润滑，又能与聚乙烯过程相容。

But not too much grinding, so as not to affect the initial angle of the cylinder oil supply quantity of the consistency and uniformity.

但不得修磨过多，以免影响各缸供油起始角的一致性与供油量的均匀性。

C The temperature of the cylinder oil is proper.

汽缸油温度正常。

It is light and easy for transference; the mast has the function of sliding and touching ground; the spindle lifted and lowered with oil cylinder; it could be folded for transport and locating.

这是轻和容易转移；桅杆上有功能的滑动和感人的地面；主轴取消和降低油缸，它可以折叠，运输和定位。

The creep phenomenon of slow moving oil cylinder of hydraulic packer badly influences the work quality of the hydraulic control system.

液压打包机油缸的低速爬行现象严重影响液压控制系统的工作质量。

This article introduced structure and testing pressure course of steel pipe hydrotesting machine,and set up oil and water balance equation between main oil cylinder pressure and water pressure of hydrotesting machine.

介绍了钢管静水压试验机的结构及其试压过程，建立了静水压机主油缸压力与钢管静水试验压力之间的油、水平衡方程。

Enterprises to actively absorb advanced foreign technology and processes, on imported oil cylinder for domestic transformation, the performance of the product reached the advanced level, for which won the provincial title of scientific and technological innovation business model, the structure of production with new technology products, received wide acclaim users.

企业积极吸收国外先进技术及工艺，对进口油缸进行国产转化，使产品各项性能达到国内先进水平，为此获得了省科技创新示范企业称号，用新工艺结构生产的产品，得到了用户的广泛好评。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。