“tracer technique”簡單造句，tracer technique造句子

The highly sensitive radio tracer technique is often used to follow tagged synthetic soil ingredients.

Isotope tracer technique showed that glucosamine sulfate above can pass through the skin in vitro of test animal in a diffusion cell and osmose into subcutaneous tissue.

The characteristics of photosynthetic capacity and assimilate's transportation in heavy ear hybrid rice were studied by using 14 C-isotope tracer technique.