| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SJ 1778-1981 | English | 259 |
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Days<=3
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(Test methods CK-100 ~ 600 ultra-high vacuum metal oil diffusion pump.)
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SJ 1778-1981
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SJ 1778-1981
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