Available in moderate sulfate - resistant ( MSR ) and high sulfate - resistant ( HSR ) Grades. This product is intended for use as a basic well cement.有中抗硫酸盐 型 ( MSR ) 和高抗硫盐盐 ( HSR ) 两类,是一种基本油井水泥.The HSR series is built ...
If objectives are to be meaningful to people, they must be clear, attainable, actionable, and verifiable.如果目标对人们是具有意义的, 则目标必须是清晰的, 能达到的, 可以行动的, 以及可供检验的.Be careful what you say your remarks may be actionable.你说话要小心--你的话是可...
在恶劣的条件下，皮肤可能会开裂并流脓。In severe cases, the skin can crack and weep.除非受恶劣天气干扰，南非邮船一般在星期五上午抵达。The South African mailboat arrived on Friday mornings unless bad weather intervened.亚历克因为行为恶劣被遣回了家，一下子名声扫地。Alec blotted his copyboo...