即使身处战场，他依旧仁慈聪慧，绝不在刀口留下心灵的污点。
His wit in the combat, as gentle as bright, Never carried a heart-stain away on its blade.
最近，我家的割草机吓了我一跳，我已经五年没有给它换油了—因为懒—所以刀口卡住了。
I recently had a scare with my lawnmower. I hadn't changed the oil on it once in five years -because I was lazy -and the blade seized up.
科学家们在汉诺威医学院对蝾螈进行了大量的实验，他们发现当它的一只腿被截断后，刀口处皮肤上的一层细胞会先开始成形。
Scientists experimenting on a batch of them in Hanover notice that after a limb has been amputated a layer of skin cells forms from the cells at the spot of the incision.
他的硬胡子把剃须刀的刀口给弄钝了。
介绍了刀口法测温原理。
阀座，轴承，刀口等。
剪刀很锋利，两边可以拆开来清洗或是磨刀口。
They were unbelievably sharp and could be taken apart so they could be washed or the blades sharpened.
柱两端采用单向刀口支座，允许钢柱绕强轴转动。
Two ends of the columns were supported with knife-edges and permitted to rotate around strong axes.
主刀口区是呈凸弧狭条形切割带，用于切片切丝；
The main knife-edge area is a convex strip-shaped cutting belt, and is used to cut into sheets and threads;
轴心受压构件试验可采用双刀口支座代替球铰支座；
Axial compression test can use double knife-edge bearing to instead spherical hinge bearing;
用刀口检验离轴抛物面时的要点是一定要用直角刀口。
The point in testing the abaxial paraboloid is to make sure that a right angled blade is used.
复梁式双盘等臂天平，采用钢带弹性作支撑，无刀口磨损现象发生。
This type of equal arm balance with double beam and pan adopts flexible steel band as support without abrasion to the edges of the knife.
本文从理论上分析了刀口的几何特性与物理特性对微小光斑测量的影响。
The influence of knife-edge outline on the spot measurement is discussed and some theoretical results are shown in this paper.
从设计结果上看，它缩短了刀口到待检非球面的距离，获得高精度补偿。
According to the optimization and simulation result, it shortens the distance from the knife-edge to the aspheric surface to be tested and obtains higher compensation precision.
切管机的切刀位于导向体的缺口处，切刀在转动过程中其刀口通过缺口内。
The cutter of the cutting machine is positioned at the gap on the guide body; the edge of the cutter passes through the gap during rotation.
本实用新型公开了一种两用螺丝刀，由螺丝刀手柄，螺丝刀杆和刀口杆组成。
The utility model discloses a dual-purpose screw driver, comprising a screw driver handle, a screw driver bar and a knife-edge bar.
另一个原因是感染，不论手术多么成功，病人常常在手术后死于刀口的感染。
The other was infection, however well the operation was done, the patient often died afterward from infection in the open wound.
针对三维转动的不平行度和激光散斑的影响，提出了激光刀口斜率拟合校正法。
To overcome the impacts of nonparallelism of 3d rotation and laser speckle on the accuracy of measurement, modification is made by slope fitting of the laser blade.
此外，在很多情况下，刀口到待检非球面的距离很长，从而降低了刀口检验精度。
Besides, in most cases the overlong distance from knife edge to the aspheric surface to be tested will decrease the precision of the knife-edge testing.
结论：青霉胺具有明显预防腹腔粘连的作用，降低刀口抗张力而不影响刀口愈合。
Conclusions: Penicillamine has great effect to inhibit intra-abdominal adhesion formation and reduce the wound breaking strength, but it has no influence on wound healing.
对光学系统输出刀口像的一阶导数做傅里叶变换，可以得到该系统的光学传递函数（OTF）。
The OTF (Optical Transfer Function) of an optical system can be evaluated by the Fourier Transform of the first derivative of the optical image of an knife-edge (object).
文章从改进密封结构的角度提出了带有端面辅助密封结构的刀口机械密封装置结构设计的基本思路。
This paper put forward the fundamental idea of design of blade mechanical seal with the structure of end assisting seal from the angle of improving the seal structure.
通过与干涉仪测量结果相比较，验证了数字刀口检测方法的可行性，为镜面误差的加工修正提供了依据。
Comparing with the testing results of interferometer, the digital knife-edge testing technology is available and can provide theoretical basis for surface modification.
在传统刀口仪的基础上，提出一种数字化刀口仪，利用该刀口仪可实现球面光学元件表面面形的定量检验。
A digital knife-edge test system is proposed based on the traditional Foucault tester. Quantitative evaluation for the wavefront of spherical optical elements was achieved by using this test system.
标配采用MD- 100专用系统及PLC控制器，剪切计数、后挡料、剪切角及刀口间隙的调节直观、简单、方便。
Standard machine is installed MD-100 dedicated system and PLC controller, Adjustment of shearing counting, back gauge, shearing Angle and blade gap is simple and convenient.
调制传递函数的测量中，采用倾斜刀口作为分析对象，与传统的竖直刀口采样相比，省掉了角度调整装置，并且提高了采样频率。
In the MTF measurement, the object is slant edge, compared with old edge measurement, it has no Angle adjustment device, and improved sampling frequency.
刀口法是测量光学系统的传递函数一种基本方法，通过对刀口边缘误差建立数学模型，讨论刀口误差对光学传递函数测量精度的影响。
Using a knife edge to measure the MTF of optical system is a basic way. The paper discusses the influence of slit edge error on MTF by building a mathematical model.
该方法克服了传统刀口扫描法的缺陷， 消除了由于离散型光学元件的离散性产生的空间非平移不变性的影响，减小了测量误差，提高了精确度。
The method avoids the influence of non-isoplanantic result from the dispersancy position between the edge and the array for measured MTF, and its precision was improved accordingly.
该方法克服了传统刀口扫描法的缺陷， 消除了由于离散型光学元件的离散性产生的空间非平移不变性的影响，减小了测量误差，提高了精确度。
The method avoids the influence of non-isoplanantic result from the dispersancy position between the edge and the array for measured MTF, and its precision was improved accordingly.
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