硬表面

The rheological behavior of the anhydrite /PP composites was studied by the modified and un-modified anhydrite .

研究了硬石膏及其表面改性对聚丙烯流变行为的影响。

The formation of apatite layer on the surface of materials is critical to the stability of chemical bonding between biomaterials and bone.

钙磷陶瓷作为硬组织替换材料，其表面磷灰石层的形成，对材料-骨之间形成稳定的化学性结合起着重要的作用。

You don't want to be confined to the hard, smooth surfaces of the pavement and bitumen.

你不想局限于硬，表面光滑的路面和沥青。

A trademark used for an abrasive of boron nitride granules.

磨粒磨损可定义为较硬的材料对一个表面的破坏。

It was a bright, cold day,the ground covered with a sleet that had' frozen so that it seemed as if all the bare trees, the bushes, the cut brush and all the grass and the bare ground had been varnished with ice, I took the young Irish setter for a walk up the road and along a frozen creek, but it was difficult to stand or walk on the glassy surface and the red dog slipped and slithered and I fell twice, hard ,once dropping my gun and having it slide away over the ice.

这是一个明亮的，寒冷的一天，地面的雨雪是已经被冻结，以便它好像所有裸露的树木，灌木，晋级刷，所有的草地和裸露地面已与冰漆覆盖，我花了一走在路上的青年爱尔兰setter和沿着冰冻的小河，但它难以站立或行走在玻璃表面的红狗下滑和游出去，我两次下跌，硬，一旦放弃我的枪并使其导轨在冰。

Additional, wearing the go out of form in using a process to avoid upper, it is commonly in upper inside the surface is stuck receive toe cap or heel buckram.

另外，为了避免鞋帮在穿用过程中走样，一般是在鞋帮的内表面粘接鞋头或后跟硬衬。

From infrared spectra analysis, it is shown that chemisorption of sodium oleate on di aspore surface takes place.

红外光谱分析证明油酸钠在一水硬铝石表面发生了化学吸附。

2Carry on histology observation and histochemical measurement on samples taken from operation of prolapse of lumbar intervertebral disc and operation after chemolysis failure.

注射用胶原酶1200u，溶于0.9%生理盐水2ml，在直视下将胶原酶溶液注射于硬膜外隙和椎间盘表面切开处各1ml；分别于不同的时间段处死实验动物，取标本进行组织学观察和组织化学检测。

The invention relates to a lamellar seal for sealing a shaft rotating about an axis, especially in a gas turbine, said seal comprising a plurality of lamellae (25) that are interspaced one beneath the other, are arranged in a concentric circle about the axis, and are fixed in the position thereof by means of hard-soldering, the surfaces of the lamellae (25) being oriented essentially parallel to the axis.

本发明涉及一种用于密封特别是燃气轮机上环绕轴线旋转的轴的片式密封，包括大量彼此相距的片(25)，它们设置在环绕轴线的一个同心圆内并借助于硬焊在其位置上定位，其中，片(25)利用其表面基本上与轴线平行定向。

The crystal structure, wettability and floatability of diaspore and other gangues like kaolite, illite and pyrophyllite were discussed.

分析了我国铝土矿中一水硬铝石和铝硅酸盐脉石矿物的晶体结构与表面性质。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。