查询词典 presser

To accomplish this on the industrial lock stitch machine a few stitches are sew n and then, with both the needle and presser foot in the raised position, the fabric is brought forward and restitched.

这道工序可在工业锁针缝纫机上完成。在开始处先缝纫几针，然后抬起针和压脚，面料倒放，再缝纫几针。

To accomplish this on the industrial lock stitch machine a few stitches are sewn and then, with both the needle and presser foot in the raised position, the fabric is brought forward and re stitched .

这道工序可在工业锁针缝纫机上完成。在开始处先缝纫几针，然后抬起针和压脚，面料倒放，再缝纫几针。

To accomplish this on the industrial lock stitch machine a few stitch es are sewn and then, with both the needle and presser foot in the raised position, the fabric is brought forward and re stitch ed.

这道工序可在工业锁针缝纫机上完成。在开始处先缝纫几针，然后抬起针和压脚，面料倒放，再缝纫几针。

GC2281 Model long-arm cylinder bed two needle machine,with the synchronized feeding of needle、feed dog and presser foot prevents the slippage of materials and forms neat stitch;Adopt sliding thread take-up,importedvertical double rotating hookand forming two lines of lockstitch.

GC2281型长臂筒式双针机，具有针、牙、压脚同步送料功能，可防止缝料滑移，形成的线迹美观、整齐。

The fungus specimen can be preserved after stoving processing or by means of presser vative liquid.

真菌标本可烘干处理后进行保存，亦可用保存液浸泡制成浸制标本进行保存。

In the normal position adjustment of paper the nozzle, presser foot, pressure paper, paper suction nozzle that still exists.

按变态 场所调动不合纸呼嘴、不抬足、不抬纸片、递纸呼嘴，障碍还来活命。

With advanced gear wheels energizing structure, the SL205 mechanical semi-automatic sample presser is free from the drawbacks of the leaking of hydraulic oil frequently occur in the traditional pressers.

主要特点： SL205型机械式半自动压片机采用较先进的齿轮传动增力机构，克服了液压容易漏油的缺陷。

With advanced gear wheels energizing structure, the SL205 mechanical semi-automatic sample presser is free from the drawbacks of the leaking of hydraulic oil frequently occur in the traditional pressers.

SL205型机械式半自动压片机采用较先进的齿轮传动增力机构，克服了液压容易漏油的缺陷。

With advanced crankshaft link rod energizing structure, the SL253 sample piece presser is free from the drawbacks of the leaking of hydraulic oil and the slipping of gear wheels frequently occur in the traditional driving devices applied in general pressers.

SL253型压片机采用较先进的曲轴连杆增力机构，改变了一般压片机用液压或齿轮使动的传统方法，克服了液压容易漏油，齿轮可能打滑的缺陷。

Turn the top feed cam until it reaches the position to allow the three components such as the throat plate surface, top end of needle eyelet and presser foot to align, and fix the cam at that position.

在针板上面、针孔上端、中压脚的3点对齐的位置，转动上送布凸轮，然后固定。

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。