1.
balance wheel oil cover screw
平衡轮注油孔盖螺丝
2.
Effect of Bolt Hole Depth on Camshaft Bore of YZ4DE Diesel Engine
YZ4DE柴油机气缸盖螺栓沉孔深度对凸轮轴孔的影响
3.
Oil is usually found in porous rock under a layer of impermeable rock which prevents it from escaping.
石油通常存在于多孔性的岩石中，上面覆盖着不可渗透的岩层，使石油不致散失。
4.
Plug the fixed containers around air vent of F.O. tanks.
收紧油舱透气孔处油池放油孔的塞子。
5.
a pepper shaker
(盖上有小孔的)胡椒瓶
6.
Argyll-Robertson pupil
阿盖尔－罗伯逊瞳孔
7.
a flush iron cover for a manhole (as in a street).
直接盖在人孔（如街道上）上的铁盖子。
8.
oilcloth (excl. flooor coverings)
油布（不包括地板覆盖物）
9.
To cover with a layer, as of paint.
涂上覆盖一层，如油漆
10.
A big oil spot spread across the water.
一块大油斑覆盖在水上。
11.
oil cooler access cover
通机油散热器的舱口盖
12.
end shield bearing
机油滤清器内盖头轴承
13.
cover with tar or asphalt, of roads.
用沥青或柏油覆盖路面。
14.
To punch or stamp from flat stock, especially with a die.
打孔，盖印从平模具打洞或印模，尤指用铸模盖印
15.
The Control of Cylinder Cover Spring Holder Hole Cutting tool and Sinks the Hole Depth Size
气缸盖弹簧座孔刀具与沉孔深度尺寸的控制
16.
Funalia gallica (Basidiomycota,Polyporaceae),a Polypore New to China
中国多孔菌一新纪录种——法国粗毛盖孔菌(英文)
17.
retrievable through-tubing perforator
可收回过油管射孔器
18.
expendable through-tubing perforator
消毁式过油管射孔器