查询词典 pitch in

9 Edom's streams will be turned into pitch, her dust into burning sulfur; her land will become blazing pitch!

34：9 以东的河水要变为石油、尘埃要变为硫磺、地土成为烧著的石油。

Subject this after studying and finding by diatom land reform, needle of pitch enter degree reduce, fall as low as most getting 70 (0.01cm), is it rise a bit to soften, height 50.06 ℃most, asphalt residue stability degree of mixture move steady degree improve to some extent, stating the high-temperature stability on the pitch road surface, water and stability, resist the serviceability , such as aging ability ,etc.

本课题经过研究发现经硅藻土改性后，沥青的针入度降低，最低达到70（0.01cm），软化点升高，最高为50.06℃，沥青混合料的残留稳定度及动稳定度有所提高，说明沥青路面的高温稳定性，水稳定性，抗老化能力等使用性能都得到改善；用水煮法对沥青混合料进行了粘附性进行测试表明，粘附性从3或4提高到4或5；硅改沥青的当量软化点，针入度指数等高温性能的研究发现，硅改沥青的高温性能有所改善；对粘弹指标的研究表明改性沥青的流动性变小；对抗水损害能力的研究表明，抗水损害能力有所提高。

Based on the analysis of the pitch error measure theorem for screw,the dynamic measure system of pitch error for lead screw constituted by single-chip microcomputer is discussed.

在分析丝杠螺距误差测量基本原理的基础上，简述了由单片微机组成的滚珠丝杠螺距误差动态测试系统，并开发了计算机辅助自动分析测控软件。

Pitch in terms of semitones correlates linearly to human's "perceived pitch".

人耳对音高的「线性感觉」是随著基本频率的对数值成正比。

It's pitch black, just pitch black.

这是漆黑，只是漆黑一片。

A set of fundamental equations that consist of four formulae and contain seven pitch parameters is established through the pitch cone geometrical relationship of a pair of hypoid gears.

通过准双曲面齿轮副的节锥几何关系，建立了包含7个节锥参数并由4个方程构成的节锥参数基本方程组。

Hypoid gear ; pitch cone ; pitch parameter ; geometrical design

准双曲面齿轮；节锥；节锥参数；几何设计

Based on the 3D solid model, the changing trend of spiral angle and pressure angle of pitch cone, the thickness-changing trend of face and pitch cone can be analyzed. In addition, the method of cutting tooth on general NC machining center and the measurement of tooth flank geometry on 3D CMM are conducted.

根据锥齿轮切齿仿真所获得的三维几何模型，本文还研究了在通用四轴联动加工中心上加工锥齿轮齿形的方法和在通用三坐标测量机上进行锥齿轮齿面几何形状误差测量及数据处理方法。

Thread Snap Gages—Minimum Material: Pitch Diameter Cone Type and Vee and Thread Groove Diameter Type for inspecting the minimum-material limit pitch diameter.

螺纹卡规—最小材料：中径为锥形及V形及螺纹为凹槽形的直径，是用于检查最小材料极限的中径。

Through rotary joint, the high pressure oil from machinery space is sent to the actuator (pitch safety cylinder and pitch control cylinder) in the hub.

通过旋转接头将机舱内的高压油送到轮毂内的执行机构。

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。