查询词典 tip-off

However, if the distance between the tungstn tip and Al (100) surface is close enough, about 9 Bohr, the single Al atom under the tungsten tip can be extracted from the surface without any electrical field.

与半导体情形不同的是，在针尖与样品表面距离小于约9Bohr时，仅依靠针尖作用可以让Al原子自动脱离Al（100）表面。

Take for the amount of test materials, precision that set, place beaker, unless otherwise specified, may be added 40ml of water and hydrochloric acid solution (1-2) 15ml, and then set on a magnetic stirrer, stirring allows the dissolved, together with potassium bromide 2g insert platinum - platinum electrode, it will insert the solution of the following buret tip is about 2 / 3, using sodium nitrite titration solution (0.1mol / L, or 0.05mol / L) rapid titration, side drops while stirring, to near point, Burette tip surface will be presented with a small amount of water leaching cutting-edge, lotion, and solution and continue titration slowly until the sudden deflection of galvanometer pointer, namely, titration end point.

取供试品适量，精密称定，放置烧杯中，除另有规定外，可加水40ml与盐酸溶液（1-2）15ml，而后置电磁搅拌器上，搅拌使溶解，再加溴化钾2g，插入铂-铂电极后，将滴定管的尖端插入溶液下面约2/3处，用亚硝酸钠滴定液（0.1mol/L或0.05mol/L）迅速滴定，边滴边搅拌，至近点时，将滴定管的尖端提出液面，用少量水淋洗尖端，洗液并溶液中，继续缓缓滴定，至电流计指针突然偏转，即为滴定终点。

The leaves,pedicel axillary bud,pedicel linternode,stem tip and root tip of butterfly orchid were used as explants,and the best explant and culture medium were screened by testing different culture medium with hormone combination.

以蝴蝶兰的叶片、花梗腋芽、花梗节间、茎尖、根尖为外植体，通过对蝴蝶兰组织培养的不同类型的基本培养基及各种激素配比进行组合试验，筛选出蝴蝶兰组织培养的最适外植体及其培养基配方。

It lives in all the lands of the circumpolar Arctic. In Canada, this small mammal is found from the northern tip of Ellesmere Island to the southern tip of James Bay.

北极狐生活在临近北极的陆地上，从加拿大北部的埃尔斯米尔岛到南部的詹姆斯湾都能发现它们的踪迹。

BACKGROUND: Nasal alar cartilage constitutes the main component of the lower 1/3 of the nose, that is, nose tip, nose wing, and nasal columella, its structure has a decisive role on the nose shape, especially the tip of the nose shape.

摘要背景：鼻翼软骨是构成鼻下部1/3，即鼻尖、鼻翼和鼻小柱形状的主要成份，其结构对鼻部外形，尤其是鼻尖形状具有决定性作用。

In both types, the wire is led into the die opening through a guide-tip,In order to maintain concentricity, the clearance between the wire and the tip is minimal.

这两种类型，都是通过电线来引导开关的。为了维持机械的同心度，应当将电线与吸头的空隙调整至最小值。

It does appear have a darker tail tip rather than a concolorous tail, but the tip is so indistinct that it is perhaps difficult to be sure whether it is Indian or not.

它确实看起来有较暗的尾尖，而不是同色的尾部，但这尖端是如此模糊，所以恐怕难以断定它是否为四声杜鹃。

The catheter tip position was considered to be satisfactory,as the tip was within 1.0 cm of the upper crista terminalisedge.

当导管尖端处于交界嵴上缘1.0 cm 之内认为导管位置满意。

The parametric method is used in the process of turbine parts modeling and tip clearance analysis. Due to the complexity of the turbine parts, some characters are predigested. A simplify high pressure turbine tip clearance model is analyzed with the cyclic symmetry method.

针对涡轮部件的结构特点，进行了适当的简化，利用参数化设计思想建立了涡轮叶尖间隙计算模型，用循环对称的方法分析了某型发动机高压涡轮叶尖间隙在工作过程中变化的情况。

Devastator's parts stacked tip to tip would be as tall as 58 empire state buildings.

如果把大力神的部件摞起来的话，那么就会有58个帝国大厦那么高。

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。