suitable provision meaning in English

适当设施

Does the contract contain suitable provisions for termination if necessary
合约是否注有适当终止服务条文？
Does the contract contain suitable provisions for termination of services if necessary
合约是否注有适当的终止服务条文？
Current health and safety rules on smoking are vague . they say effective and suitable provision should be made to ensure that every enclosed workplace is ventilated by a sufficient quantity of fresh or purified air
目前，有关健康和安全的法规并不清楚，只有说：应当提供适当有效的设施，以确保室内的工作场所有足够的乾净新鲜的空气。