它还具有优良的耐点蚀和应力腐蚀开裂.It also has an excellent resistance to pitting and to stress - corrosion cracking.LF21M除点蚀 、 缝隙腐蚀外还发生层间腐蚀.Pitting, crevice corrosion and layer corrosion occurred on 180 YS and LF 21 M.该合金的剥蚀是从点蚀发展到晶间腐蚀,...
He was aged between 25 and 30, with a medium build and collar-length mousy hair.他年龄在25至30岁之间，中等个，灰褐色的头发长至衣领。He was average height, average build, with mousy hair and a forgettable face.他中等身高、中等身材、灰褐色头发，长着一张过目即忘的脸。The mou...
Girls generally reach sexual maturity two years earlier than boys.通常女孩性发育成熟要比男孩早两年。She still ached for the lost intimacy and sexual contact of marriage.她仍旧渴望拥有婚姻中逝去的那份缱绻和肌肤之亲。Consensual sexual contact between two males c...