定期使用可改善发质，同时防止头发受环境和恤发的伤害。
With regular use it will help improve the condition of the hair over time.
除强度条件外，环境刚度条件是发震的另一必要条件。
Besides the strength condition, the environmental stiffness condition is another one necessary for shock-generation.
危险货物运输事故频发，造成了人员、财产和环境的重大损失。
Recently, accidents occur frequently in the transportation of dangerous cargo.
危险货物运输事故频发，造成了人员、财产和环境的重大损失。
Recently, accidents occur frequently in the transportation of dangerous cargo.
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