What standard, flush head type bolt offers the largest diameter head?
是哪个标准的螺栓其冲出的头型极大于头部直径？
Kingfishers wedge themselves into water with a streamlined beak that gradually increases in diameter from tip to head, letting water flow past.
翠鸟流线型的长喙从尖端到头部的直径是逐渐增大的，潜水时会让水流向身后。
One millimetre (or the diameter of the head of a pin) is equal to one-million nanometres.
1毫米(或一个大头针头部的直径)等于一百万纳米。
A mid-song sound that Dr Koren and Dr Geffen dubbed “chucks” communicates size (body length and head diameter) and also level of stress (as measured by cortisone levels).
另一种被柯仁博士和吉芬博士冠以“男中音”的咯咯咯咯的声音则向他们的求偶对象传递着它们的体型（包括身长和头寸），同时也传达着他们的努力程度（这种努力程度是通过肾上腺皮质酮的水平来衡量的）。
Female individual's diameter of eye and head height grow at a remarkably greater speed than male individuals.
雌性个体在眼径、头高随体长的增长速度显著大于雄性个体。
Top view of fillister head screw. Selection box represents thread diameter.
槽头螺钉的俯视图。选择框代表螺纹直径。
Top view of slotted head set screw. Selection box represents thread diameter.
一字槽头螺钉的俯视图。选择框代表螺纹直径。
Top view of fluted socket head set screw. Selection box represents thread diameter.
凹槽插口螺钉的俯视图。选择框代表螺纹直径。
Top view of bevel headed, hexagonal head set screw. Selection box represents thread diameter.
斜切六角螺钉的俯视图。选择框代表螺纹直径。
Top view of square head set screw. Selection box represents thread diameter.
方头螺钉的俯视图。选择框代表螺纹直径。
Top view of cheese head slotted screw. Selection box represents thread diameter.
扁圆头一字槽螺钉的俯视图。选择框代表螺纹直径。
However, it is very unpopular for this kind of bifurcation to be laid above the ground surface, especially in the case of large diameter and high water head.
但布置在地面上的明式月牙肋钢岔管尚不多见，特别是当钢岔管承受的水头和直径较大时。
In addition, some users can pump into the pipe diameter, which head will have an appreciable effect.
此外，有部分用户还随意水泵进、出管的管径，这些对扬程也有一定的影响。
In the fabrication of petrochemical plant (pressure vessel), the keys to quality control of bumped head are the diameter calculation of head blanking and its forming.
在石油化工设备压力容器制造中，对于整体冲压成形封头的质量控制关键是封头展开下料毛坯直径展开计算和冲压成形环节。
These new small diameter domestically made stainless steel rings are perfect to fit right under the head of your shaft.
简单翻译这些新的小直径国产不锈钢戒指是完美的，以适应下的权利的轴头。
For instance, a 900 mm diameter, 600 mm wide Banki turbine running from a head of 20 metres at one cubic metre per second will produce in excess of 260 shaft horsepower at about 500 RPM.
例如，一个直径900毫米，600毫米宽本吉涡轮机运行在一个从20米的头立方米米每秒将产生超过260马力左右轴每分钟500转。
Building of hydraulic tunnels with high head and large diameter increase gradually, and the underground reinforced concrete branch pipe is adopted in more and more projects.
相应的高水头大直径水工压力隧洞的建设也逐渐增多。并且越来越多的工程采用地下钢筋混凝土岔管。
The Newton iteration method is used to solve the economic pressure on the unknown node, so as to calculate the economic head loss and economic pipe diameter of each section,.
采用牛顿迭代法来求解各未知节点的经济水压，进而得出各管段的经济水头损失、经济管径和水源二级泵站的经济扬程。
Three layers network topology is adopted. The input variables are water pressure, diameter of orifice, diameter of abrasive particles, flow rate of abrasive and feed rate of cutting head respectively.
模型采用三层结构，输入变量有水射流压力、水喷嘴直径、磨料粒子粒度(直径)、磨料流量和切割头进给速度。
The diameter of the brush head, length and POM (POM) tube inner diameter, outside diameter, length, color can be according to customer requirements processing production.
刷头的直径、长短及POM(聚甲醛)管的内径、外径、长短、颜色都可以按照客户的要求加工生产。
The external diameter of the middle part of each guiding expansion head is larger than that of the through pipe.
导向扩张头中部的外直径大于通管的外直径。
In the cold upsetting production, when the head of the part deforms much, a big block would generally be used and the diameter reducing processing method adopted.
在冷镦生产中，当零件的头部变形较大时，通常采用大料及缩径的加工方法。
The relationship model of static head in tundish, atomization pressure on the tip of nozzle and the mass median droplet diameter was established.
本文建立了静压头、雾化压力与雾化熔滴尺寸的模型关系。
The direct effect of number of effective cones per plant was the strongest, followed by diameter of primary head.
单株有效花球数对单株花产量的直接效应最大，其次为顶花球直径。
Different-diameter pipe size head, also called tube diameter at different, used to connect different diameter of pipe or flange diameter changes on.
异径管也叫大小头，两端管口直径不同，用于连接不同直径的管子或法兰进行变径。
Influence of process factors including hole diameter of filter, pressurised head and temperature, on the specific resistivity of aluminum was studied.
主要研究了过滤器孔径、工作压头及温度等工艺因素对铝电阻率的影响。
Influence of process factors including hole diameter of filter, pressurised head and temperature, on the specific resistivity of aluminum was studied.
主要研究了过滤器孔径、工作压头及温度等工艺因素对铝电阻率的影响。
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