设计的拉针仪系统稳定性高、重复性好，能够拉制出符合要求的注射针。
The micropipette puller system designed in the paper can fabricate good cell injection pipette with high stability.
气态氦在光学纤维拉制中用作冷却剂，在色谱仪中用作运载气体，在许多工业中用作检漏气体。
Gaseous helium is used as a coolant during the drawing of optical fibers, as a carrier gas for chromatography, and as a leak detection gas in a variety of industries.
气态氦在光学纤维拉制中用作冷却剂，在色谱仪中用作运载气体，在许多工业中用作检漏气体。
Gaseous helium is used as a coolant during the drawing of optical fibers, as a carrier gas for chromatography, and as a leak detection gas in a variety of industries.
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