Sentence examples for be controls at a from inspiring English sources
The risk set sampling method includes the possibility that persons can be chosen as controls more than once for different cases (in fact, four persons were extracted twice as controls), and persons can be controls at a given index date even if they later become cases (two controls became cases).
(In the meantime, even if fossil fuels are used in the short term, at least the byproducts of burning them can theoretically be controlled at a single source).
We are fortunate that the volcano provides us with the sand that we can send to other countries, but I think it just needs to be controlled at a larger scale so that more people can benefit from it".
However, in the case of PPE/epoxy, the viscosity can be controlled at a chosen curing temperature by adding polystyrene.
The impurity contents of the purified Si products can be controlled at a very low level (∼3 ppmw).
Therefore, it can be inferred that through the casting in flow method, the orientation of long fibres could be controlled at a very satisfactory level in laboratory conditions.
The bottom electrode can be controlled at a constant altitude from the ocean bottom through winch operation by monitoring the altitude in real time.
At fractional sulfur coverages above 0.2, cell current began to diminish, though NO conversion could be controlled at a high level (80 95% in a single pass).
