31英寸宽的主圆窗，是有史以来最大的窗户。四周的六扇窗户是梯形的。
The 31-inches main circular window is the biggest window ever bound for space. The six windows on the perimeter are trapezoid-shaped.
将毛线剪为比圆直径约长1英寸的线段。
Cut the yarn approx. 1 "longer than the diameter of your circle backer."
首先，在纸板上剪一个圆，在圆的中间剪一个1/2英寸到1英寸的孔，具体大小取决于你所做的饰品大小。
Trace and cut a circle out of the poster board. Then cut out a 1/2″ to 1″ hole in the center of that circle, depending on whether you’re doing a large or small hat.
这些工厂还为其他芯片铸造厂生产空白硅晶：Shin-Etsu 每月能生产约 120 万 12 英寸的晶圆。
These firms also produce blank silicon wafers for other chip foundries: Shin-Etsu rolls out around 1.2 million 12-inch wafers per month.
先在要对接的边上每隔6 ~8英寸画一个圆榫定位标记。
Start by laying out the dowel locations every 6 in. to 8 in. along the joint.
主要研究内容是研制用于12英寸晶圆预对准的系统。
The main content of the research is to design and manufacture a system that is fit for 12-inch wafer pre-aligning.
主要研究内容是研制用于12英寸晶圆预对准的系统。
The main content of the research is to design and manufacture a system that is fit for 12-inch wafer pre-aligning.
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