Premiums are guaranteed throughout the term of the policy.在保单有效期内，所缴纳的保险费是有保障的。Skiers should be particularly choosy about the insurance policy they buy.滑雪者在选择购买保险的问题上应该尤其慎重。Avoid cashing in a policy early as you could lo...
这就是林业工人用以运送木材的空中索道.This is the cableway which the lumberjacks use to haul out their timber.对农业 、 林业及小企业也给予其它优惠.There are other concession to agriculture, forestry and small businesses.这当然不是林业学的一种自主的发展.This of course was ...
Once the cold water enters the flack, the vapor pressure falls quickly.一旦冷水进入长颈瓶, 水气压就迅速下降.A test device for flack flowing systems based on virtual instrument technology is developed.研制基于虚拟仪器技术的高炮随动系统性能检测装置....