ketonic bond

Application Example of Cold Shrinkage and Thermal Expansion Type Fitting for Large Key;

大型键冷缩热胀式装配方式的应用实例

Translating XML to Normal Relational Schema Based on XML Key;

基于键的XML模式到关系模式的规范化转换

A Method for Defining Key of CWM Multidimensional Metamodel;

CWM多维元模型中键的定义方法

The reaction mechanism is affected by electronic density meatl and its ligands and bonds in the cluster.

综述了有关三锇羰基簇合物的电荷密度及体系键对反应机理的影响。

to realize new type structure for connection without bond.

提出了用两块完全相同的圆柱槽锥面楔，将传动轴与齿轮楔紧，从而实现了无键联接的新结构。

In consideration of the assembly precision of key slots this paper hasstudied and analysed the relation ship between symmetry tolerance and size tolerance of keyslots,and suggested that some tolerance principles should be followed in design.

针对键联结的装配精度，分析和研究了键槽对称度公差与尺寸公差间的关系，以及它们应当遵守的公差原则；并对键槽对称度公差的确定和检测方法的确定作了进一步的探讨。

The application of chip8279 to the management of 256 keys is introduced in the paper.

介绍了如何利用８２７９管理２５６个按键，并给出了其工作原理图和具体工作过程，这种管理方法较其他接口芯片方便、实用。

Study on the Quantitative Structure-Chromatographic Retention Indices Relationships of Hydrocarbons,Aldehydes,Ketones and Mercaptans;

碳氢化合物、醛、酮和硫醇的定量结构-色谱保留指数相关性研究

Synthesis of α-Phenylselenoketone Directly Catalyzed by Amine;

小分子胺直接有效催化合成α-苯硒基酮

Distribution of Alkone,Alcohol and Ketone of Indoor Air in Some Apartments in Hangzhou;

杭州市部分居室室内空气中烷烃、醇、酮的分布

HPLC Determination of 11 Aldehydes and Ketones in Ambient Air with a Ternary Mobile _ phase Gradient Program;

高效液相色谱三元梯度分离法测定大气中11种醛酮类化合物的研究

Study on the Regeneration of Aldehydes and Ketonesin the Presence of CPTiCl_3;

三氯一茂钛作用下的醛酮再生

glucosidic linkage

糖苷键[合],苷键[合]

Chemical bond mainly includes electrovalent bonds, covalent bonds, and metalic bonds.

化学键主要有离子键、共价键、金属键。

six-keyway broach

六键拉刀, 花键拉刀

the keyboard has standard, alphanumeric keys

键盘有了标准的字母键，

Tangential keys and keyways

GB/T1974-1980切向键及其键槽

alternate key

替代关键字,备用关键字

A stringed keyboard instrument, such as a harpsichord.

键盘弦乐器，如大键琴

&Keystroke mapping:

键盘映射(&K):

The keyboard is equipped with a guard board.

包括键盘、键帽，其键盘上安装有键盘护板。

In keypad locked mode, press LEFT soft key and press # key .

在键盘锁定模式下，按左软键和#键解锁。

Semi-circular (Woodruff) keys--Dimensions of cross sections and keyways

GB/T1098-1979半圆键键和键槽的剖面尺寸

Parallel keys--Dimensions of cross sections and keyways

GB/T1095-1979平键键和键槽的剖面尺寸

Thin flat keys--Cross section dimensions and keyways

GB/T1566-1979薄型平键键和键槽的剖面尺寸

Taper keys--Cross section dimensions of keys and keyways

GB/T1563-1979楔键键和键槽的剖面尺寸

frequency shift keying

键控频移频移键控频移键位

The key on a typewriter or computer keyboard used for backspacing.

退格键打字机或计算机键盘上用于退格的键

Operational Guidelines for School Official Cites Use : Key box shooting ↑ bond jumping, driving the key direction.

操作指南：空格键射击，↑键跳跃，方向键开车。

Blind keyboard: Typesetting keyboard that does not provide a visual record or a hard copy of the keying.

盲键盘:排字用键盘 。按键后，并无萤幕或硬卷记录。