The phrase "and while the portion" is correct and usable in written English.
It can be used to introduce a clause that discusses a specific part of a larger subject or context, often in a comparative or contrasting manner.
Example: "The report was comprehensive, and while the portion on market trends was insightful, the section on consumer behavior lacked depth."
Alternatives: "and although the part" or "and even though the segment".
And while the portions are usually small, Lee says Korean restaurants in America may serve a larger quantity "because it looks more impressive".
However, the nanotube films anodized with F− sedimentated procedure consist of two layers, in which one is a thick nanotube layer and the other is a thin compact layer as an intermediate layer between the nanotubes and Zr substrate, while the portion of the compact layer adjacent to the Zr substrate consists of randomly nanograined cubic ZrO2 without fluoride-rich compound.
Particularly, the exemp tion of tax payments for about 9 million persons in lower income brackets will put more spending money into their pockets, and while the major portion will go for essentials, some small portion can be expected to be used for discretionary spending.
Meanwhile, Wawona an 11,000 pound sculpture that punctures the museum building, protruding above and below it will wear away in sections: The main body, inside, will remain protected and intact, while the portions exposed to the elements are left to erode.
The portions of the MS/MS supported clusters that contain a TigrScan, TwinScan, or Release4 sequence are similar (60.75%, 65.60%, and 67.62%, respectively) while the portion that contains a Glimmer sequence is slightly lower (56.72%) (Table 5).
And while the male portion of the population discovered it was almost as accurate as Beckham, the female part of the bargain lay back and thought not so much of England as of the finest example of English manhood since Cary Grant.
The strongest of the winds lasted approximately three to four hours, and while the eastern portion of the eyewall moved over the island, winds decreased to 60 mph (95 km/h).
The former alignment between Alpha and Clinton became Route 173 while the portion east of there became county-maintained Beaver Avenue (currently designated CR 626).
In 1953, the western terminus of Route 28 was moved to its current location to avoid the concurrencies with U.S. Route 22 and U.S. Route 22 Alternate while the portion of the route in Elizabeth was realigned to replace Route 27-28 Link, with the former route becoming Route 439.
At the same time, analytics migrate toward more centralized units, first at the local line of business level and then at the enterprise level, while the portion of analytics performed at points-of-need and with IT remain stable.
