Butterfly spring valves are important safety attachments of boiler pressure vessels, they are used to prevent system pressure from exceeding allowable limit value.
蝶形弹簧安全阀是锅炉压力容器的重要安全附件，用于防止系统压力超过允许的极限值。
The maximum density is governed by the allowable limit of fluidity for hydraulic transport.
最大密度是由水力输送所容许的流态极限控制的。
Fork failure of a forklift truck mainly takes a form of plastic deformation exceeding allowable limit, fragile breakage and early stage fatigue breakage.
叉车货叉失效方式主要表现为塑性变形超差，脆性断裂和早期疲劳断裂。
The hygienic standard for the allowable limit of lead in foods has been drawn up by a research group, according to the National "75" hygienic standard project.
根据国家“七·五”期间卫生标准研制计划中“食品中铅允许限量标准”的要求，成立了全国食品中铅允许限量卫生标准科研协作组。
Experts says that a glass of 500ml of bubble tea a day far exceed the allowable limit of trans fats for any person. It will lead to heart and blood vessel diseases.
专家指出：每天一杯500毫升珍珠奶茶中反式脂肪酸含量已超出正常人承受极限，饮用者易患心血管疾病。
Experts says that a glass of 500ml of bubble tea a day far exceed the allowable limit of trans fats for any person. It will lead to heart and blood vessel diseases.
专家指出：每天一杯500毫升珍珠奶茶中反式脂肪酸含量已超出正常人承受极限，饮用者易患心血管疾病。
应用推荐