你曾经在洁净室工作过吗？
Have you worked in the clean room?
youdao
有没在洁净室里工作过？
Have you worked in clean room?
目的：探讨洁净室浮游粒子测点数的最低限度。
OBJECTIVE: To measure the lowest limit of the floating particles in the clean room.
现代洁净室中的所有机器都是用来制造300毫米硅晶圆的。
Every machine in a modern clean room is built around 300-mm wafers.
洁净室压力测试。
Room pressurization test.
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