英语语法分析

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。

The invention discloses a coal ash melting property determinator, with high reliability and high efficiency, which belongs to a analysis and test device for coal quality.

本发明公开了一种高可靠和高效率煤炭灰熔融性测定仪，属煤质分析测试设备。

The construction, main technical characteristics, working principle and test method of the soft rock expansive power determinator are systematically introduced in this paper.

本文介绍了软岩膨胀力测定仪的构造、主要技术特征、工作原理和测试方法。