Русско-английский научно-технический словарь
предварительно
I
см. тж. заранее
• To distinguish between ... , first add calcium chloride solution in excess to precipitate normal carbonate.
• Remove the washer by first taking off the nut.
• A hermetic seal is obtained by rolling together the lid flange, previously coated with a sealing compound, and the flanged open end of the case to form a tight double seam.
II
• If this proposal is tentatively accepted as valid, ...