托辊辊壁厚度的磨损超过原厚度的()时应更换。
A、1/2;
B、2/3;
C、1/3;
D、2/4。
参考答案:B
Between April and November, squalls()as Sumateras()in Malacca Strait in the late afternoon or overnight and()E to affect the W coast of Malaysia and Singapore Island.
A.known, developing, move
B.known, developed, move
C.known, develop, moving
D.known, develop, move
这辆小型载客汽车进入高速公路行车道的行为是正确的。