hard material的例句大全

Sluggish hard-bodied black terrestrial weevil whose larvae feed on e.g. decaying plant material or grain.

行动迟缓的黑色硬体陆栖象鼻虫，其幼虫吃腐烂的植物或谷物等。

Yield Strength of Shot Peened Surface of a Metallic Material in Hard State

硬状态材料喷丸表面的屈服强度

Material Evaluation and Adaptation in Listening and Speaking Classes for Non-English Majors They textbook contains more explanatory material than models and is therefore hard to plough through.

大学公共英语听说课教材的评价与调整这本教科书中说说明性材料多于范文，所以难以阅读。

The material offers an excellent bearing surface with hard chrome plated piston rod.

提供的材料镀硬铬活塞杆表面良好的关系。

Cytological observation indicates that they belong to 1B/ 1R type which is a kind of antigen parent material hard to ob-tain.

细胞学观察表明，它们均系1B/1R类型，是难得的抗源亲本材料。

The grounding material is usually good electrical conductor. The port resistance of the down lead conductor is usually in the range of m Ω, which is hard to measure in a strong electrical environment.

接地网材料通常为电的良导体，其引下线间的端口电阻值一般在毫欧级，在强电磁环境中的测量困难。

A poor young man can't satisfy the material girl, so he works hard by hook or by crook.

穷飕飕的年轻人满足不了拜金女孩的需要，所以他不择手段地努力奋斗。

However, brittle material has the defect of inductile and microcrack, and its superficial layer is liable to brittle shatter because of processing method, so it is very hard to process.

然而，脆性材料具有的低塑性、易脆性破坏、微裂纹以及加工方法选择不当会引起工件表面层组织的破坏的缺点，使得脆性材料的加工十分困难。

Study on impact friction between hard particles and polymer material surface

硬粒子对聚合物材料表面的冲击摩擦研究

Ultrasonic velocity depend on elastic modulus and density of material, and ultrasonic velocity as the characteristic parameters to differentiate between the soft-yolk preserved eggs with a hard-yolk preserved eggs.

因超声波的传播速度与材料的弹性模量和密度相关，故将超声波声速作为区分溏心皮蛋与硬心皮蛋的特征参数。

Mg has low corrosion resistance, which can be an advantage for Mg to be a degradable hard tissue implant material.

镁的耐蚀性很差，但这一特点刚好使镁展示出作为可降解硬组织植入材料的优势。

The complex and microscopic phenomena, including acoustic pressure field, ultrasonic cavitation and microscopic material removal in PVL are all hard to be directly studied by experimental approaches.

加工中的复杂性和微观性因素，包括声场分布、超声空化和微观材料去除机理，都难以采用实验手段直接观测。

Engineering application of polyurethane hard foam waterproof and insulation material

聚氨酯硬泡体防水保温材料在工程上的应用

with the increase of cast temperature, the degree of phase separation of soft/ hard segment of the material is increased. the glass transition temperature tg, the crystalline of hard segment and crystal perfectness are also increased with the increase of cast temperature.

随着成膜温度的增加，软硬链段相分离程度增加，软段相的玻璃化转变温度有所上升；硬段相的结晶度增加，晶体的完备性增强。

Much that is included in them has appeared in other published works, and one must dig hard for reliable new material.

这些资料中包括的许多内容在其他已发表作品中都已出现过，所以必须要深入挖掘以找到可靠的新材料。

The mechanical and application condition of pavement on long span steel bridge deck is so hard that the paving material is of high requirement.

大跨径钢桥桥面铺装层的使用条件和受力状态十分恶劣，对铺装层材料要求非常高。

Ivory is the hard white material that forms an elephant's two long teeth, or tusks.

象牙是一种很难找的白色材料，它们来自象的两个长牙。

Material: Soft, hard and exotic solid wood without loose knots.

适合切削材料：不带活木节的软，硬木以及热带木。