The use of multimedia courseware on the "the edge of a knife" in teaching can achieve the goal and effect that cannot be gained by the traditional education.
在教学中把多媒体课件用到教学的“刀刃”上，能达到传统教育不能达到的目的和效果。
The game is poised on a knife-edge. One mistake or one piece of good luck could decide it.
比赛形势扑朔迷离。一个失误或是一点运气就有可能决定胜负。
Half a mile away there's another thumping great bronze, the two-section 1962 Knife Edge, opposite the House of Lords - a site chosen by Moore for its high visibility.
半英里之外还有另外一件庞大的青铜雕塑，1962年的两片《刀锋》，位于英国上议院对面——因为位置醒目摩尔选择了这里。
Run a small knife around the edge of each ramekin, carefully invert each onto a plate, and sift a little confectioners' sugar over the top of each cake.
用小刀沿模子边缘将蛋糕取出，倒扣在盘子上，并在每个蛋糕的顶端撒上适量细砂糖。
The stark warning by George Provopoulos, governor of the Bank of Greece, further heightened the stakes ahead of a knife-edge vote on Wednesday in the Greek parliament.
希腊银行行长乔治·普罗沃普洛斯发出的这个明显的警告进一步提高了将在周三举行的至关重要的投票的风险。
The secret of successfully pressed hems is to use very little pressure so that the edge is not flattened to produce a knife edge.
成功熨烫底边的窍门是用很小的压力，这样就不会倒伏而产生一条刃形边缘。
Using a razor knife, slide the blade between the windshield glass and the inboard edge of the reveal molding.
使用剃须刀，在挡风玻璃与侧嵌条的内板边缘之间滑动刀口。
The purpose of the cutting edge of a knife is to concentrate the force that's being applied at the handle.
刀刃的作用就是把人们用在刀把上的力集中起来。
By applying this principal to the knife you can see that with a keener edge there's a greater concentration of the pressure on the edge, so it takes much less force to make the knife cut.
将这一原理运用在刀上，你能看到，在锋利的刀刃上，压力能更好的聚集，因此切割起来更省力。
The words scratch her heart cruelly as edge of a knife.
这些话像刀锋一样残忍地划伤了她的心。
The pressure proportional elastic deformation of this bourdon tube is transmitted through a low friction movement to the knife edge pointer.
波登管的压力比例塑性变形通过摩擦力很小的机械装置传递给刃形指针。
Explain the value of a really sharp point and edge, the latter, particularly with a double edged knife, being as much to prevent the knife from being seized as for slashing.
解释真正锋利的刀尖和刀刃的价值，后者，尤其对于双刃匕首来说，可以用削划在很大程度上防止对手抓刀。
It indicates that the rotary-arc gap switch employing a sharp knife-edge electrode as a third trigger electrode can distinctly reduce the electrode erosion and prolong the lifetime of the switch.
在不同开关结构、不同电极材料和不同电流波形情况下对开关进行了单次触发放电实验，验证了旋转电弧、场畸变间隙开关能够有效地减轻开关电极的烧蚀程度；
The sharp part of a tool, such as the cutting edge of a knife or ax.
刀刃，斧刃工具的锋利部分，如刀片或斧头切割边。
A girdle of a diamond that is so thin that it can be likened to the edge of a sharp knife.
这是一个钻石的腰带等，它可比喻为瘦身边缘一把尖刀。
He quickly took out his knife and made a mark on the edge of the boat.
他匆忙拿出一把小刀在船边上做了一个记号。
Compared with intervals between the ox's inner tissues, the edge seems to have no thickness. With such a knife passing through the intervals, of course, there is enough room to move about.
牛内部组织间有空隙，而我的刀刃薄得如同没有厚度，用这样锋利的刀穿行于牛的内部空隙，当然会游刃有余喽！
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.
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。
The results show that reflection from rough sea surface is an important factor in calculating propagation loss over rough sea and a knife-edge in the presence of rough sea surface.
结果表明来自粗糙海面的反射是计算雷达波沿粗糙海面传播损耗和刃形峰对雷达波衍射损耗的不可忽视的重要因素。
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.
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。
Beer version is a work order requests of structure, size and color level, indentation, rounded, bending, knife edge of the sword.
啤版是否按工单的要求的结构、尺寸、色位制作，压痕线、刀线、是否弯曲变形，刀口的锋利情况。
The application of measuring a knife edge profile is introduced.
介绍了测量断面边缘检测系统的应用。
The application of measuring a knife edge profile is introduced.
介绍了测量断面边缘检测系统的应用。
应用推荐