查询词典 initial velocity

OBJECTIVE: To compare the initial stability of lumbar spine following ALIF, PLIF or TLIF in combination with bilateral pedicle screw fixation.

目的：比较前路椎间融合术、后路椎间融合术、椎间孔入路椎间融合术加用双侧椎弓根螺钉内固定后腰椎即刻稳定性的差异。

Allegro English tutorial describes the basic operation of the software to facilitate engineers to initial learning.

详细说明： allegro中文教程，描述了软件的基本操作，方便工程师初步的学习。

Alliteration is the repetition of the same initial consonant sound within a line or a group of words.

头韵：在一组词的开头或重读音节中对相同辅音或不同元音的重复。

Alliteration 押头韵is the recurrence of initial consonant sounds in two or more words which are close to each other in a sentence.

在一个句中详尽的两个和多个单词的协调一致的发音的重复。

When alliteration occurs at the beginning of words, it is called initial alliteration; when it occurs within words, it is called

又如著名英国女作家奥斯汀的《傲慢与偏见》也是典型的头韵法。

A phrase consisting of two or more characters with the same initial consonant; alliteration

后指美女之眼为秋波、秋水，就是用的这个意思

Sampling error or allowable error is conventionally accepted between 1% and 10%; however, it is suggested that sampling error should be carefully assessed in light of the nature of the derivation of the population proportion and other aspects of the initial data.

抽样误差或允许误差是接受常规的1 ％和10 ％，但是，有人建议，抽样误差应当认真评估根据的性质推导的人口比例和其他方面的初步数据。

The representative points of positive case support vectors and negative case support vectors in sample set are defined, the measure and eigenfunction between sample x and y allusiveness from initial space to eigen space under a kernel function k are researched, and a correlative theorem with demonstration is given.

定义了样本集中的正例支持向量和反例支持向量的代表点，研究了原始空间样本x，y在核函数k映射下在特征空间中的x，y映象之间的度量和特征函数并给出了相关的定理及证明。

This page present a new method to calibrate the initial ship alongshore heading.

本文将主要由两台全站仪建立的航向测量模型引入到舰船近岸航向标校中。

An initial alphabetic character or the underscore, followed by zero or more alphanumeric characters or the underscore.

以字母或下划线开头，后跟零个或多个字母、数字或下划线。

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。