The paper respectively studies the principles and features for profiling attachment and slider crank mechanism to be used as clamping apparatus to fabricate oval hand hole cover.
分别对凸轮靠模和曲柄滑块机构作为工装加工椭圆手孔盖的原理及特点进行了探讨。
Cover the hole with the plastic sheet.
用塑料薄片把洞盖上。
Next, cover the hole with the plastic sheet, and secure the edges of the plastic with dirt.
接下来，用塑料板盖住洞口，并用泥土固定塑料板边缘。
Next, you can cover the hole with the plastic sheet, securing the edges of the plastic with dirt.
接下来，用塑料薄膜封住洞口，并用泥土固定住塑料膜边缘。
Hole punch clouds: This picture taken of Rural West Virgina shows cloud cover to the top left.
穿洞云：这幅拍摄西弗吉尼亚乡村地区的图片展示了左上角覆盖上空的云层。
We need to find something to cover this hole, ASAP.
我们要找个东西来盖住这个洞，尽快。
Punch a hole in the middle of the paper cover where the hole of the spool is. Now your hole should run through the paper, spool, and cardboard without any obstructions.
在纸片棉线轴洞的位置打个洞，这个洞贯穿了纸片、棉线轴和硬纸板，洞内没有其他遮挡物。
The man shoves the iron cover back over the hole and takes the woman's hand, and together they run grinning down the street.
那男人将井盖盖好，然后拉起女人的手。 随后两人笑着沿着大街跑了。
They cover the floor with carpeting, then place a table over the hole.
用地毯盖住地面，然后将桌子放在洞的上方。
Both hollow pieces, the table has a transparent glass on top that gives the impression of a more ample space, and the stool has a removable cushion to cover the hole.
两件家具均为中空的，桌面由透明玻璃制成，给人留下空间广阔之感，椅子则采用可拆换的坐垫来盖住洞。
They made one small error and stepped out on that slippery slope, then tried to cover up that error, cover up that error until eventually they dug themselves a hole they couldn't get out.
他们都犯了一个小错误，然后就走上了不归路，试图掩盖之前的错误，然后一直掩盖下去，直到最后，他们自掘坟墓，无法自保。
Papa would cover our magic snowbank with the dirt that we'd shoveled out of the hole. We'd all hold hands and sing Christmas carols, as Papa buried our magic snowballs.
然后爸爸会用先前挖起的泥土掩埋我们的魔力雪球，这时我们则牵着手唱起圣诞颂歌。
If the cooler fixs vertically, the ring hole on the cover.
若是冷却器垂直安装，起吊孔在端盖上。
Pump wear parts are mainly drive shaft and bushing, passive gear center hole and shaft pin, pump shell lumen and gear, gear face and pump cover, etc.
齿轮泵的磨损部位主要有主动轴与衬套、被动齿轮中心孔与轴销、泵壳内腔与齿轮、齿轮端面与泵盖等。
Safety and easy operation: hidden air leaking hole for opening fixture cover easily while pulling up hand lever of the upper cover.
操作方便，安全：隐藏式泄气孔，拉起上盖把手即可打开治具，操作简易，安全性高。
Or, maybe you could pickup branches and cover the bodies, but picking up those same branches and placing them over a hole could create a pitfall trap.
甚至，你可以捡起树枝然后盖住尸体，但捡起同样的树枝，盖住一个洞就能做成一个陷阱。
When using hand tools around the rotary table or the wellbore, be sure to cover the hole.
在转盘或井口四周使用手工具，一定要把井口盖上。
A hole, usually with a cover, through which a person may enter a sewer, boiler, drain, or similar structure.
下水道出入孔：一种常带有盖的孔道，人可以由此孔进出排道、锅炉、下水管或类似设施。
How about using this plastic folder to cover the hole?
用塑料布挡住那个破洞能行吗？
Cover the container with a cloth with fine hole sizes.
用细小孔洞的织布覆盖容器。
Dive into that black hole of cover letter and resume building all over again.
再次跳入撰写求职信和简历的黑洞中。
Technique issues such as clamping deformation, guarantee of hole position accuracy and plane seal, etc. for motorcycle case body and case cover are introduced.
介绍了摩托车箱体、盖加工中的装夹变形、位置精度和平面密封保证等方面的工艺问题。
In addition to water-resistant features, in the case of high temperature can be automatically whereabouts cover cooling hole, cut off from the air.
除了有防雨功能外，在遇高温时可自动下落，盖住散热孔，隔绝空气。
The micro hole structure of mylonite overmatch the covers of gas pools of sorts which indicate mylonite is a kind of high quality cover of natural gas.
其微孔隙结构远远优于已知的低、中、高压气藏的实际盖层，表明糜棱岩是天然气的一种优质盖层。
Some of the holes such as hole audio jack and speakers not equipped with water cover.
诸如耳机接口和扬声器之类的孔洞并没有用防水盖封住。
Simply use a piece of screen wire to cover the drainage hole.
简单地用网线（纱窗，防虫网）盖住排水孔就够了。
There is a hole for mounting bearing temperature sensors on commutator bearing cover and another hole on driving end bearing cover.
同时，换向器端传动端轴承盖上留有轴承温度传感器安装孔。
There is a hole for mounting bearing temperature sensors on commutator bearing cover and another hole on driving end bearing cover.
同时，换向器端传动端轴承盖上留有轴承温度传感器安装孔。
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