查询词典 wear a beard

High hardness and high wear resistance can be made for TiN coating on pure Ti by laser nitriding.

用激光氮化的方法在纯钛基体表面可以得到高硬度、高耐磨性的TiN涂层。

By means of sliding-wear test of malleable iron before and after arc-lighten ion nitrogenation, this article studies on the effect ho...

同时，说明了辉光离子氮化方法对提高其表面层耐磨性能的作用和效果。

Why do you wear this letterman's jacket? And I looked around at all the nonathletic

我在上研究生的时候喜欢穿它，我的一个朋友杰西嘉霍金斯问，你

PEEK is a kind of thermoplastic resins which has a lot of excellent properties in many fields and can be reinforced by many types of fillers. When it is reinforced by carbon fibers, its strength and wear resistance are improved. Though PEEK/Cf composite has many advantages, its applications are limited just for it is nonconductive.

PEEK是一种结晶性、不透明、浅茶灰色的芳香族系超耐热热塑性树脂，具有坚韧、高刚性和耐蠕变性好等特点，采用碳纤维复合增强，形成了性能更优越的PEEK/Cf复合材料，提高了PEEK的强度和耐磨性，改善加工性。

Wear model and characteristics of the second cutting deformation zone,that is,between the rake face of cutter and chips were investigated by carrying out diamond PCD cutter ultraprecision machining test of SiC noncontinuous reinforced aluminum composites,and measuring analysis with atom force microscope and scan electronic microscope.

通过金刚石PCD刀具对非连续S iC增强铝基复合材料的超精密车削加工试验，考察了刀具第二切削变形区的摩擦磨损性能，并提出了相应的模型；采用爆炸式快速落刀装置制备出切屑根并分析了积屑瘤的影响因素；采用原子力显微镜对PCD刀具的刃口磨损形貌进行观察，并分析其磨损机理。

This unfading, washable and rapid drying product has high brightness, resistance to yellowing, good adhesion, strong wear resistance, minimal smell, excellent ductility and fine folding resistance, the solidifying product is both nontoxic and nonirritating.

该产品淋膜后不爆裂，气味极低，固化后无毒无刺激，高光亮度油性耐黄变，附著力好，抗划伤性强，不褪色，耐水洗，乾燥速度快，同时具有优良的延展性和耐折性等优点。

This unfading, washable and rapid drying product has high brightness, resistance to yellowing, good adhesion, strong wear resistance, low smell, excellent ductility and fine folding resistance, the solidifying product is both nontoxic and nonirritating.

该产品淋膜后不爆裂，气味极低，固化后无毒无刺激，高光亮度，耐黄变，附著力好，抗划伤性强，不褪色，耐水洗，乾燥速度快，同时具有优良的延展性和耐折性等优点。

"The general public must be aware that overnight OKL wear is nonphysiological," senior author Dennis S.

香港中文大学的Dennis S。

Totally new tilting-grain board, colorful, nontransparent material, wear-proof, best for file security.

全新斜纹板片，色泽鲜艳，不透明材料，不易磨损，文件具隐密性。

Nonuniform wear is an important failure way for separating ring of tank.

表面非均匀磨损是分离环常见的失效形式。

The network space is the typical form of abstract space when it comes to the digital stage.

网络空间是抽象空间数字化阶段的典型形式。

The Notarial System,as the system of judicial certification in our country,is both the constructor and the defender of social credit system,It has its special value and function in the social honesty.

公证制度作为我国司法证明制度，既是社会信用体系的建设者，同时也是社会信用的捍卫者，在诚信中有其特殊的价值和功能。