для того, чтобы

см. тж. с целью; чтобы убедиться в том, что

• More extensive research is necessary before the significance of these findings can be understood.

• Something more is needed if we are to understand how the Earth came to possess its core of iron.

• A population inversion must be produced if laser action is to occur.

• For energy to be absorbed radiation of a frequency ... must be supplied.

• To ensure that ... remain constant, the electrode solution is usually a buffer.

• Careful maintenance is essential if the machine is to give service and reliability of which it is capable.

• All components must be accurately aligned in order that the pellet (should) be impacted symmetrically.

• In order that g falls to 0.99 g, y must be 20 miles.

• So that the worm and roller will continue to mesh, the contour of the underside of the worm gear is an arc with ...

• The rod should be made of mild steel so that it will bend easily.

• For the laser approach to succeed the fuel must be compressed to 10,000 times normal liquid density.

• In order for the switching system to work properly, the operations of the system must be synchronized.