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1. Mechanical seals of pump��purpose, packaged ship pump��purpose, packaged chemical pump��purpose, dual��end faces, corrugated tube purpose and packaged magnetic fluid.
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2. Mechanical seals of pump��purpose, packaged ship pump��purpose, packaged chemical pump��purpose, dual��end faces, corrugated tube purpose and packaged magnetic fluid.
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3. The proper handshake is brief, but there should be firmness and warmth in the clasp.
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4. "Your son, " he wrote, "gives promise of becoming an officer, who will make his name by his industry, firmness, and conscientiousness.
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5. Love asks faith , and faith asks firmness .
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limited-purpose computer single-purpose computer special purpose computer
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all-purpose computer general computer general purpose computer multi-purpose computer
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all-purpose computer general computer general purpose computer multi-purpose computer
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limited-purpose computer single-purpose computer special purpose computer
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limited-purpose computer single-purpose computer special purpose computer
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