限

to limit / to restrict / (bound form) limit / bound

blunt / tough / chewy

one of the Eight Trigrams 八卦[ba1 gua4], symbolizing mountain / ☶ / ancient Chinese compass point: 45° (northeast)

Character component without intrinsic meaning

variant of 局限[ju2 xian4]

upper bound

to be limited / to be restricted / to be constrained

lower bound

China National Aero-Technology Import & Export Corporation (CATIC)

intrusion / perimeter breach / (esp.) (of a person or a foreign object) to breach the perimeter surrounding railway tracks

not confined

Poly Technologies (defense manufacturing company)

Beijing Automobile Works (BAW)

semi-infinite

China Petroleum and Chemical Corporation, Sinopec / abbr. to 中石化[Zhong1 shi2 hua4]