查询词典 nut

When a motor rotates, a ball feed screw pair converses positive and reverse rotation into advance and recession of the cap nut, thus the rotation directions of the motor can be directly and clearly identified.

电机转动时，滚珠丝杠副将正、反向旋转运动转化为螺母的前进和后退，故可快速直观地判断电机高速运行时的转动方向。

The support and support's intersection with the 6*18MM outside helix angle, puts the plain cushion and the spring pad, twists with the spanner the cap nut, covers the plastic hat.

支撑与支撑的交叉点用6*18MM的外螺角，放上平垫和弹簧垫，用扳手把螺帽拧上，盖上塑料帽。

The support and the chair foot connection, with the 6*20MM grub screw, puts the plain cushion and the spring pad, twists with the spanner the cap nut, covers the plastic hat.

4支撑和椅脚连接，用6*20MM的无头螺丝，放上平垫和弹簧垫，用扳手把螺帽拧上，盖上塑料帽。

16 Stud piloted, double cap nut standard type 7/8" radius

螺栓孔定位，双螺母标准型

Continues each kind of pressing part, the casting, makes each kind of high difficulty, the high accuracy, the high smooth finish's non-sign product, the processing titanium material product has the screw, the cap nut, the inside and outside tooth connection, the heater, the chiller, the chain link, the chain wheel and so on.

承接各种冲压件，铸件，制造各种高难度，高精度，高光洁度的非标产品，加工的钛材产品有螺丝，螺帽，内外牙接口，加热器，冷却器，链条，链轮等。

Connects with the chairback when with the 6*25MM grub screw, puts the plain cushion and the spring pad, twists with the spanner the cap nut, covers the plastic hat.

与椅背连接时用6*25MM的无头螺丝，放上平垫和弹簧垫，用扳手把螺帽拧上，盖上塑料帽。

The chair foot and the chair seat connection, with the 8*28MM grub screw, put the plain cushion and the spring pad, twists with the spanner the cap nut, covers the plastic hat.

3椅脚和椅面连接，用8*28MM的无头螺丝，放上平垫和弹簧垫，用扳手把螺帽拧上，盖上塑料帽。

Arm rest and chairback connection, with chair seat connection when with the 6*20MM grub screw, with the 8*28MM grub screw, puts the plain cushion and the spring pad, twists with the spanner the cap nut, covers the plastic hat.

2扶手和椅背连接，与椅面连接时用6*20MM的无头螺丝，用8*28MM的无头螺丝，放上平垫和弹簧垫，用扳手把螺帽拧上，盖上塑料帽。

Pump cover structural design unique claw-type flexible coupling as long as the discharge, pump cap nut, you can remove the bearing is very light, pump cover, pump shaft, impeller and other assemblies, replacement of mechanical seals and impeller, without having to dismantling motor, pump and pipelines, maintenance convenient.

泵盖结构设计独特，只要卸下爪型弹性联轴器、泵盖螺母，即可十分轻便取出轴承座、泵盖、泵轴、叶轮等组合件，进行更换机械密封和叶轮，而不必拆卸电机、泵体和管道，维修方便快捷。

The tree top axis installing hangs head on the support should use the bolt type to fastening to prevent the cap nut pine to fall causing the tree top axial translation deactivation to hang the head, bringing with the breaking axis accident

支架上安装挂头的梢轴应采用螺栓式紧固，防止螺帽松落，造成梢轴移位卡死挂头，引发断轴事故

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。