They sometimes form a sticky covering to buds (e. g. horse chestnut), reducing transpiration and giving protection.
或者形成粘性物质覆盖在芽上(如七叶树),起到降低蒸发,保护芽的作用。
O&G, as well as oilfield service, companies must enable intellectual property protection, especially within the engineering domains.
油气公司以及油服公司都必须做好知识产权保护工作,特别是关键工程领域的知识产权保护。
Shanghai C&G Safety Ltd is a professional industrial flame resistant protection system solution provider based in Pudong District of Shanghai, China.
上海诚格安全防护用品有限公司一家专业防电弧服、阻燃防护服,个人安全防护产品与安全防护设备及方案的供应商。
Protection may also be obtained by the use of anti-microbial drugs, e. g. chemoprophylaxis is used for the prevention of malaria.
使用抗微生物药物也可获得这种保护,如:使用化学预防法可防止疟疾。
Protection may also be obtained by the use of anti-microbial drugs, e. g. chemoprophylaxis is used for the prevention of malaria.
使用抗微生物药物也可获得这种保护,如:使用化学预防法可防止疟疾。
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