A simple and convenient headspace sample collector was designed.

设计了简易的顶空采样器。

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One end of a probe telescopic rod is provided with an ultrasonic sensor, a flow velocity determinator, a pressure sensor and a vacuum piston water sample collector.

探头伸缩杆一端安有超声波传感器、流速测定仪、压力传感器和真空活塞水样采集器。

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If SAM does spy a potential organic, it will aim to determine if it's actually from Mars, or hitchhiking strays from Earth contaminating the sample collector.

MSN: New Mars rover hunts for life by 'cooking' rocks

Braun, the 2011 National League MVP, told reporters that nearly two days passed between when a collector took his sample and when it was delivered to a FedEx office.

CNN: Ryan Braun's sample collector defends test process

The collector did not send the sample to the laboratory until Monday, thinking it would be more secure at home than at a Federal Express office during the weekend.

WSJ: MLB: Ryan Braun's 50-Game Suspension Overturned - Milwaukee Brewers