hard的例句大全

However, considered with machining cost, hard carbide augers are recommended.

但由于涂层高速钢的价格比较高，因此综合考虑成本和经济效益，推荐使用硬质合金麻花钻进行加工。

The accident, witnesses said a drunk driver like a hard nut to crack his home there.

这次事故的一个目击者说司机好像醉了说不清他的住所在哪.

At this point in time it is hard to say how long the economic slump will last.

在目前情况下，很难说这次经济萧条将持续多久。

Having lasting significance or worth; enduring. At this point in time it is hard to say how long the economic slump will last.

历久不衰的，持续的有永久的意义或价值的；持久的在目前情况下，很难说这次经济萧条将持续多久。

At this point in time, people were typically eating unleavened bread. Since it was hard to chew and digest, bakers crafted these breads in thin disks that people used as plates.

那个时候，人们通常吃的都是未发酵面包，都很难咀嚼、消化，所以烘焙师们就把面包切成薄片当成装食物的小盘子。

Hard Facing is weld deposited Cobalt base alloy.

硬面焊接钴基合金沉淀物.

At first he thought it must be a very hard tree root.

起初他以为挖到的是坚硬的树根。

A fortnight later, when the snow had gone, and had been followed by a hard black frost, she took advantage of the state of the roads to try the experiment.

两个礼拜以后，风雪过去了，接着又是一场严酷的霜冻，她就利用道路冻住了的时候去进行这次拜访。

We read that the traveler asked the boy if the swamp before him had a hard bottom.

我们从书中得知这样一个故亊，一个旅行者问一个男孩，前方的这块沼泽底部是不是坚固。

Therefore, the use of deep plowing technology to break the hard bottom is the effective method to improve the quality of tobacco growing.

因此，运用深耕深松技术来打破犁底层，是提高烟草种植质量行之有效的方法。

Hard bottom shoe sole contact area for arches, have protective effect.

硬底鞋足底接触面积最小，对足弓有保护作用。

Introduction to the Management of Rapid Construction in Extra Long Tunnel under Hard Rock by Parallel Adit Drilling and Blasting Method Borehole Blasting with Water-couple Charge and Its Application in Tunnel Engineering

浅谈硬岩特长隧道平导钻爆法快速施工的管理水介质耦合钻孔爆破及其在隧道工程中的应用

Swelling of the anterior periantral soft tissue was found in 3 cases and massive bony erosion of hard palate in 1 case.

3例面颊部软组织肿胀；1例硬腭骨质破坏。

Objective Attending to observe the bony healing on hard palate after palatal repair, and to discuss the factors affecting on it.

目的进一步观察腭裂修复术后腭裂隙骨性愈合状况，统计并讨论影响骨性愈合的因素。

Melanie, Platinum blonde is a hard hair color to have because it grows out fast.

梅拉妮浅银灰色是很难维持的发色因为新头发很快会显现出来

A method by integrating partition of threshold switching surfaces with interval computation was proposed to get the conservative approximation of a timer event's irregular switching surface, which can solve the trouble when there exist timers in continuous blocks of hybrid systems and is hard to discrete.

针对混合系统的连续部分存在定时器时难于进行离散模型近似的问题，提出了一种结合阈值切换面划分和变步长区间计算的解决方案。

A less suitable basis for a cohesive economic bloc than Apec is hard to imagine.

很难想象，还有哪个凝聚的经济集团比APEC更缺少合适的基础。

Nowadays batch type equipments for large calcium carbonate, such as high speed kneader ( mixer blender), grind machine and so on, are used as powder surface modification equipments. But the quality is hard to be controlled, and product performance fluctuates a lot.

目前，重质碳酸钙用粉体表面改性设备常用高速捏合机（混合机）等间歇式设备，质量不容易控制均匀，产品性能波动大。

The pen does not write unless you bear down hard on it. His writing style is concise and infectious.

如果你不用力，这只笔就写不出来。他的文笔凝练，很有感染力。

Thanks to the "masking" technique that employs a cavity function to depict a hard wall with a certain thickness, the phase separation of mixed polymer brushes was investigated at a nanosphere with its radius comparable to the polymer size.

我们采用所谓的“masking”方法，即采用空穴函数来描述有一定厚度的硬壁，研究了当微球尺寸和高分子尺寸相当时，高分子共混刷体系在纳米微球上的相分离行为。