Test the sterility of the needle, using Direct Inoculation under Validation Test. 使用驗證試驗項下的直接接種，檢查針頭的無(wú)菌情況。
Verifying test results show that the algorithm is feasible and its precision meets the needs of engineering practices. 驗證試驗結果表明該方法可行，精度可滿(mǎn)足工程實(shí)踐的需要。
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