The concave bottom mill shoe is used to grind downhole small objects and other unstable fallen objects.
凹底磨鞋可用于磨削井下小件落物以及其它不稳定落物。
On seismic profile cross-cut the channel, it generally presents as a lenticle with flat top and concave bottom and has the character of infilling in reflection.
河道砂岩体在横切河道的地震剖面上一般表现为充填反射状的顶平底凹的单透镜体；
An adhesive dike slot (31) is formed around the joint concave bottom, thus preventing the main body and the neck back side from dirtiness caused by excessive adhesive overflow.
粘合剂堤槽(31)形成在接合凹底部的周边，以防止用粘合剂连接时过量粘合剂溢出弄脏主体及琴颈的背面。
On the base of Hertzian stress theory we developed a new kind of disk CAM mechanism whose follower has concave circle - arc bottom.
根据赫兹应力理论，提出了一种从动件接触面形状为凹圆弧底的新型盘状凸轮机构。
The most obvious response of building under uneven settlement occurs at the bottom story; and its ability to resist down concave deformation is stronger than that to upper convex deformation.
不均匀沉降作用下建筑物底层反应最明显，且抵抗下凹变形的能力比抵抗上凸变形的强；
A second concave part is formed on the bottom surface of the base plate.
该基板的该底表面形成一第二凹陷部。
In this paper, a new type of disk CAM mechanisms whose follower has concave circle arc bottom is developed.
本文根据赫兹应力理论，提出一种凹圆弧底从动件的盘形凸轮机构。
The bottom of the body designed no concave nest. So have lower flowing resistance and prevent valves leakage or damage from trash pipe up.
阀体底部设计无凹槽，球阀因此具有流阻小，阀体防止污物堆积造成阀门渗漏或损坏等特点。
Processing: etching, incised, corrosion intaglio bottom concave, convex, word word etching paint, color code, color card stickers.
加工方式：蚀刻、阴刻、蚀凹纹底、凹字、凸字蚀刻烤漆、上色、卡典贴色。
A concave part is positioned in the center at the bottom of the teapot so as to save energy and settle water scale.
壶底的中央是凹陷部分也能帮助节能和水垢沉淀。
The structure plate is composed of high-elastic structure, which is provided with an edge raised line, a middle raised line, a bottom flat surface and a bottom concave surface.
由高弹性结构构成，高弹性结构上设置有边凸条、中凸 条、底平面、底凹面；
In a typical setup, an upper cylinder will emit high-frequency sound waves that, when they hit the bottom, concave part of the device, are reflected back.
在一个典型的声悬浮装置中，缸体上部将发出高频声波，声波接触到底部凹面会被反射回来。
The bottom of the container has a concave and slant part, with the lowest position provided with a small hole, which is externally connected with a hose.
容器底部带凹斜，最低处开有一排水小孔，小孔外连一软管。
To transport convex mold and heated setting mold, above them there are some intervals, every bottom of concave groove has hole connected with the interval.
转移凸模和热定型凸模上方设有空腔，其各个型腔底面设有气孔与空腔连通。
The outer surface of the guide post is in a wavy shape matched with the arc-shaped inner concave head form top to bottom.
导柱外表面自上而下呈与弧形内凸头配合的波浪状。
The outer surface of the guide post is in a wavy shape matched with the arc-shaped inner concave head form top to bottom.
导柱外表面自上而下呈与弧形内凸头配合的波浪状。
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