他们沉降下去网、挖掘机、深海温度测量器、静态照相机、水瓶、以及取心钻管和测流计。
They lowered nets, dredges, bathythermographs, still cameras, water bottles, coring pipes, and current meters.
本文简要介绍了超浅海水域中直接测流的实际问题，讨论了海流计的动态方程及其特性。
Practical problems concerning direct current measurement in very shallow water including the dynamic equation and performance of a rotor type current meter are discussed in this paper.
本文推荐一种适合泵站单泵测流的笛形管——差压计测流方法。
This paper recommends a method of measuring flow by the flute pipe-pressure difference gauge, which is suited to measure flow at pumping station.
本文推荐一种适合泵站单泵测流的笛形管——差压计测流方法。
This paper recommends a method of measuring flow by the flute pipe-pressure difference gauge, which is suited to measure flow at pumping station.
应用推荐