This series of products mainly used in BOP, valves, blowout pipeline, the BOP tools, wellhead equipment and other products of hydraulic pressure test inspection.

本系列产品主要用于防喷器，阀门，防喷管线，内防喷工具、井口装置等产品的水压试压检验。

youdao

NHI has complete facilities for design, test, inspection, measurement and complete manufacturing system. NHI is equipped with about 5000 sets of various large-scale machines.

北方重工拥有完整的设计、试验、检测和计量手段，拥有完整的生产制造体系，有各类大型加工设备5000余台（套）。

youdao

The Chinese government said this weekend that it will force the temporary closing of 426 dairy farms after they failed to pass an inspection test.

FORBES: Got Milk? China Closes Hundreds of Dairy Farms after Tainted Milk Scandal

Policy, research, statistics, planning, inspection, test- and exams, educational innovation, evaluation of diplomas, standardization of the Papiamentu language, legislation, and refresher courses.

UNESCO: Introduction