Yes, mediumline and some of the HTs and LTs need help.
是啊，中坦线和部分轻重型都需要加强。
2
The so-called "mediumline" is only Japan's unilateral proposition that China has never recognized and couldn't either.
所谓“中间线”只是日方单方面主张，中方从未承认，也不可能承认。
3
On July 7, 2004, Japan conducted its seabed survey in the disputed sea area to the east of its unilaterally proposed "mediumline" of the east China sea.