查询词典 lubrication

The AVN2440DS shield machine consists of cutterhead driving system, thrust system, guidance system, segment erection system, grease injection system, main bearing lubrication system, slurry feed and return system, simultaneous grouting system, segment delivery and hoisting system and backup gantries.

AVN2440DS泥水平衡盾构机主要由刀盘驱动、推进、导向、管片拼装、盾尾注脂、主轴承油脂润滑、进排浆系统、同步注浆以及附加接管器、管片吊运、后配套拖车等系统组成。

The AVN2440DS shield machine consists of cutterhead driving system, thrust system, guidance system, segment erection system, grease injection system, main bearing lubrication system, slurry feed and return system, simultaneous grouting system, segment delivery and hoisting system and back-up gantries.

文章摘要： AVN2440DS泥水平衡盾构机主要由刀盘驱动、推进、导向、管片拼装、盾尾注脂、主轴承油脂润滑、进排浆系统、同步注浆以及附加接管器、管片吊运、后配套拖车等系统组成。

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。

Lubrication of internal parts is used long will oil pressure forced the oil into the cylinder and piston rod packing seal of the Department.

内部零件的润滑则采用多头注油器将压力油强制注入到气缸及活塞杆的填料密封处。

This camellia japonica, the branch tan, the small branch obviously green, the leaf blade leather nature, the overlap alternate growth, the flower bud congeals the dew, the edge has the denticle, the face of blade is the bottle green, the leaf blade lubrication, the gloss according to the human.

这株山茶，枝条黄褐色，小枝显绿色，叶片革质，重叠互生，花蕾凝露，边缘有锯齿，叶片正面为深绿色，叶片滑润，光泽照人。

I produced the drill pipe thread sealed lubrication of fat is good, easy to use, can apply to different depth and scope of various conditions, and other characteristics.

我公司生产的钻杆螺纹密封脂具有润滑性能好，使用方便，能够适用于不同的井深范围以及各种工况等特点。

The cylinder of drop forging hammer was improved with oilless lubrication technique.

运用气缸无油润滑技术对模锻锤进行技术改造，使气缸和活塞的使用寿命延长，大大降低了设备的维修费用，也改善了机器的使用性能。

In the JTB series Roots blower developed by Chongqing Chuangu electromechanical equipment Co., Ltd, the single oil base is changed the dual oil base, this avoids to burning bearing by lubrication no good. The check valve and T-joint are designed into one, this simplifies the installation process and avoids to some troubles. The more important is that all parts of the rotor are the overall, this greatly increased the stiffness and received by the market.

重庆川鼓公司研发设计开发出JTB系列罗茨风机，将单油箱改变成双油箱，从而避免了因润滑加不及时或不到位而烧轴承的现象；将单向阀与T型接口设计成一体，简化了安装工序，克服由此引发的故障；更重要的是全部转子部件采用整体结构，大大提高了刚度，因此受到市场欢迎。

In this paper,a numerical solution for radial journal bearings with liquid hydro-dynamic lubrication is analysed, numerical expressions for oil fiton pressure, bearing capacity , friction moment,and leakage at the bearing ends are derived,bearing capacity,flow rate, friction moment,and eccentric angle of the load under 14 different temperatures and 14 different load eccentricities are calculated.

采用数值法分析解算液体动压向心滑动轴承，推导了油膜压力、承载力、摩擦力矩和端泄流量等的数值表达形式，计算了14个不同温度点及14种不同偏心率下的承载力、流量、摩擦力矩、载荷偏位角，并通过AUTOCAD绘制了它们之间的影响曲线。认为偏心率及油温对承载力影响很大，设计时应加以限制。

Generally, its operating condition is under the low-speed and thin oil lubrication, so the viscous friction was usually neglected and the friction torque caused by main influencing factors of elastic hysteresis in rolling, spin of rolling element and sliding friction on contact zone were considered.

低速灵敏球轴承小而稳定的启动力矩和动态力矩对于导航系统的姿态控制至关重要，其工况通常是低速稀油润滑，黏性摩擦被忽略而重点推导接触区因弹性滞后、自旋及差动滑动引起的摩擦力矩。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。