Auto suction outlet system. Suction outlet controlled by servo motor precision, following the knife edge automatic adjustment.
吸风口由伺服电机精准控制,跟随边自动调整。
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.
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。
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 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。
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。
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).
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)。
Comparing with the testing results of interferometer, the digital knife-edge testing technology is available and can provide theoretical basis for surface modification.
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。
The influence of knife-edge outline on the spot measurement is discussed and some theoretical results are shown in this paper.
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 utility model discloses a dual-purpose screw driver, comprising a screw driver handle, a screw driver bar and a knife-edge bar.
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。
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。
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.
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。
The main knife-edge area is a convex strip-shaped cutting belt, and is used to cut into sheets and threads;
主刀口区是呈凸弧狭条形切割带,用于切片切丝;
The principle of knife-edge thermometry is introduced.
介绍了刀口法测温原理。
Axial compression test can use double knife-edge bearing to instead spherical hinge bearing;
轴心受压构件试验可采用双刀口支座代替球铰支座;
With its future on a knife-edge, GM delivered a blunt warning that unless its creditors accepted the plan, it would declare bankruptcy and leave the courts to carve up the company.
尽管前途险恶,通用汽车还是传达出了直白的警告:除非债权人接受这个计划,否则公司将宣布破产,并将公司交给法院瓜分。
The goalless draw in France last week leaves the game on a knife-edge but the Rossoneri can take heart from an excellent home record in the competition.
上周在法国的互交白卷让本场比赛的交战双方都如履薄冰,但红黑军团出色的主场战绩无疑会为球队注入不少信心。
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。
Tonight's knife-edge vote could be uncomfortably close.
今晚的投票难以预料,结果可能会很接近,真令人紧张。
Although Mr Correa declared victory based on exit polling, the official count has been slow, and two key amendments are on a knife-edge.
尽管科雷亚根据投票结果宣布了胜利,但官方的计数十分缓慢,其中两个关键的修正案处境危险。
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。
Papandreou was reported to have later indicated he could step down even if he won today's knife-edge vote of confidence in parliament.
据报道,帕潘德里欧晚些时候暗示他可能会辞职,即使在议会赢得今天的具有决定性的信任票。
Shear force is interrelating with width and thickness of plate and obliquity of knife-edge.
斜刃剪切时,剪切力的大小与板料的宽度、厚度及斜刃倾角有关。
Abstract: shear force is interrelating with width and thickness of plate and obliquity of knife-edge.
文摘:斜刃剪切时,剪切力的大小与板料的宽度、厚度及斜刃倾角有关。
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 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。
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